Home / 1,186,347,908.10-1,779,521,862.15-798,356,612.10

Finding the Fourth Proportional to 1,186,347,908.10, 1,779,521,862.15 and 798,356,612.10

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Solution

The fourth proportional to 1,186,347,908.10, 1,779,521,862.15 and 798,356,612.10 is: 1,197,534,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,347,908.10 : 1,779,521,862.15 = 798,356,612.10 : x
  2. Step 2: Convert to fraction form
    1,186,347,908.10/1,779,521,862.15 = 798,356,612.10/x
  3. Step 3: Cross multiply
    1,186,347,908.10x = 1,779,521,862.15 × 798,356,612.10
  4. Step 4: Simplify right side
    1,186,347,908.10x = 1,420,693,045,023,957,248
  5. Step 5: Solve for x
    x = 1,420,693,045,023,957,248/1,186,347,908.10
  6. Step 6: Final answer
    x = 1,197,534,918.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.