Home / 333,931,057.86-500,899,250.07-137,143,772.40

Finding the Fourth Proportional to 333,931,057.86, 500,899,250.07 and 137,143,772.40

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Solution

The fourth proportional to 333,931,057.86, 500,899,250.07 and 137,143,772.40 is: 205,716,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,931,057.86 : 500,899,250.07 = 137,143,772.40 : x
  2. Step 2: Convert to fraction form
    333,931,057.86/500,899,250.07 = 137,143,772.40/x
  3. Step 3: Cross multiply
    333,931,057.86x = 500,899,250.07 × 137,143,772.40
  4. Step 4: Simplify right side
    333,931,057.86x = 68,695,212,746,930,768
  5. Step 5: Solve for x
    x = 68,695,212,746,930,768/333,931,057.86
  6. Step 6: Final answer
    x = 205,716,752.40

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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.