Home / 755,857,155.12-1,133,785,747.08-181,428,483.12

Finding the Fourth Proportional to 755,857,155.12, 1,133,785,747.08 and 181,428,483.12

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Solution

The fourth proportional to 755,857,155.12, 1,133,785,747.08 and 181,428,483.12 is: 272,142,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,857,155.12 : 1,133,785,747.08 = 181,428,483.12 : x
  2. Step 2: Convert to fraction form
    755,857,155.12/1,133,785,747.08 = 181,428,483.12/x
  3. Step 3: Cross multiply
    755,857,155.12x = 1,133,785,747.08 × 181,428,483.12
  4. Step 4: Simplify right side
    755,857,155.12x = 205,701,028,275,800,352
  5. Step 5: Solve for x
    x = 205,701,028,275,800,352/755,857,155.12
  6. Step 6: Final answer
    x = 272,142,728.14

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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.