Home / 157,666,959.23-216,000,123.39-151,772,108.49

Finding the Fourth Proportional to 157,666,959.23, 216,000,123.39 and 151,772,108.49

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Solution

The fourth proportional to 157,666,959.23, 216,000,123.39 and 151,772,108.49 is: 207,924,312.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,666,959.23 : 216,000,123.39 = 151,772,108.49 : x
  2. Step 2: Convert to fraction form
    157,666,959.23/216,000,123.39 = 151,772,108.49/x
  3. Step 3: Cross multiply
    157,666,959.23x = 216,000,123.39 × 151,772,108.49
  4. Step 4: Simplify right side
    157,666,959.23x = 32,782,794,161,000,468
  5. Step 5: Solve for x
    x = 32,782,794,161,000,468/157,666,959.23
  6. Step 6: Final answer
    x = 207,924,312.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.