Home / 114,996,880.20-172,495,320.30-69,647,248.20

Finding the Fourth Proportional to 114,996,880.20, 172,495,320.30 and 69,647,248.20

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Solution

The fourth proportional to 114,996,880.20, 172,495,320.30 and 69,647,248.20 is: 104,470,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,996,880.20 : 172,495,320.30 = 69,647,248.20 : x
  2. Step 2: Convert to fraction form
    114,996,880.20/172,495,320.30 = 69,647,248.20/x
  3. Step 3: Cross multiply
    114,996,880.20x = 172,495,320.30 × 69,647,248.20
  4. Step 4: Simplify right side
    114,996,880.20x = 12,013,824,386,272,600
  5. Step 5: Solve for x
    x = 12,013,824,386,272,600/114,996,880.20
  6. Step 6: Final answer
    x = 104,470,872.30

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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.