Home / 403,393,265.87-556,668,010.28-224,767,925.15

Finding the Fourth Proportional to 403,393,265.87, 556,668,010.28 and 224,767,925.15

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Solution

The fourth proportional to 403,393,265.87, 556,668,010.28 and 224,767,925.15 is: 310,171,547.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,393,265.87 : 556,668,010.28 = 224,767,925.15 : x
  2. Step 2: Convert to fraction form
    403,393,265.87/556,668,010.28 = 224,767,925.15/x
  3. Step 3: Cross multiply
    403,393,265.87x = 556,668,010.28 × 224,767,925.15
  4. Step 4: Simplify right side
    403,393,265.87x = 125,121,113,665,231,136
  5. Step 5: Solve for x
    x = 125,121,113,665,231,136/403,393,265.87
  6. Step 6: Final answer
    x = 310,171,547.85

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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.