Home / 1,067,084,948.28-1,472,577,228.60-578,710,676.28

Finding the Fourth Proportional to 1,067,084,948.28, 1,472,577,228.60 and 578,710,676.28

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Solution

The fourth proportional to 1,067,084,948.28, 1,472,577,228.60 and 578,710,676.28 is: 798,620,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,084,948.28 : 1,472,577,228.60 = 578,710,676.28 : x
  2. Step 2: Convert to fraction form
    1,067,084,948.28/1,472,577,228.60 = 578,710,676.28/x
  3. Step 3: Cross multiply
    1,067,084,948.28x = 1,472,577,228.60 × 578,710,676.28
  4. Step 4: Simplify right side
    1,067,084,948.28x = 852,196,163,837,634,048
  5. Step 5: Solve for x
    x = 852,196,163,837,634,048/1,067,084,948.28
  6. Step 6: Final answer
    x = 798,620,733.25

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Half scale
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Double scale
Find fourth proportional to 1,067,084,949.28, 1,472,577,229.98 and 578,710,677.28
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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.