Home / 117,488,159.02-162,138,035.08-70,452,890.30

Finding the Fourth Proportional to 117,488,159.02, 162,138,035.08 and 70,452,890.30

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Solution

The fourth proportional to 117,488,159.02, 162,138,035.08 and 70,452,890.30 is: 97,227,612.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,488,159.02 : 162,138,035.08 = 70,452,890.30 : x
  2. Step 2: Convert to fraction form
    117,488,159.02/162,138,035.08 = 70,452,890.30/x
  3. Step 3: Cross multiply
    117,488,159.02x = 162,138,035.08 × 70,452,890.30
  4. Step 4: Simplify right side
    117,488,159.02x = 11,423,093,198,948,792
  5. Step 5: Solve for x
    x = 11,423,093,198,948,792/117,488,159.02
  6. Step 6: Final answer
    x = 97,227,612.50

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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.