Home / 1,149,940,347.10-1,588,226,691.80-772,942,417.74

Finding the Fourth Proportional to 1,149,940,347.10, 1,588,226,691.80 and 772,942,417.74

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Solution

The fourth proportional to 1,149,940,347.10, 1,588,226,691.80 and 772,942,417.74 is: 1,067,540,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,940,347.10 : 1,588,226,691.80 = 772,942,417.74 : x
  2. Step 2: Convert to fraction form
    1,149,940,347.10/1,588,226,691.80 = 772,942,417.74/x
  3. Step 3: Cross multiply
    1,149,940,347.10x = 1,588,226,691.80 × 772,942,417.74
  4. Step 4: Simplify right side
    1,149,940,347.10x = 1,227,607,779,081,026,304
  5. Step 5: Solve for x
    x = 1,227,607,779,081,026,304/1,149,940,347.10
  6. Step 6: Final answer
    x = 1,067,540,400.84

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Half scale
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Double scale
Find fourth proportional to 1,149,940,348.10, 1,588,226,693.18 and 772,942,418.74
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.