Home / 93,312,938.20-139,969,407.30-53,002,154.20

Finding the Fourth Proportional to 93,312,938.20, 139,969,407.30 and 53,002,154.20

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Solution

The fourth proportional to 93,312,938.20, 139,969,407.30 and 53,002,154.20 is: 79,503,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,938.20 : 139,969,407.30 = 53,002,154.20 : x
  2. Step 2: Convert to fraction form
    93,312,938.20/139,969,407.30 = 53,002,154.20/x
  3. Step 3: Cross multiply
    93,312,938.20x = 139,969,407.30 × 53,002,154.20
  4. Step 4: Simplify right side
    93,312,938.20x = 7,418,680,108,997,207
  5. Step 5: Solve for x
    x = 7,418,680,108,997,207/93,312,938.20
  6. Step 6: Final answer
    x = 79,503,231.30

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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.