Home / 508,477,253.90-762,722,966.97-144,971,609.90

Finding the Fourth Proportional to 508,477,253.90, 762,722,966.97 and 144,971,609.90

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Solution

The fourth proportional to 508,477,253.90, 762,722,966.97 and 144,971,609.90 is: 217,459,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,477,253.90 : 762,722,966.97 = 144,971,609.90 : x
  2. Step 2: Convert to fraction form
    508,477,253.90/762,722,966.97 = 144,971,609.90/x
  3. Step 3: Cross multiply
    508,477,253.90x = 762,722,966.97 × 144,971,609.90
  4. Step 4: Simplify right side
    508,477,253.90x = 110,573,176,429,345,440
  5. Step 5: Solve for x
    x = 110,573,176,429,345,440/508,477,253.90
  6. Step 6: Final answer
    x = 217,459,435.17

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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.