Home / 161,755,614.30-242,633,421.45-154,197,342.30

Finding the Fourth Proportional to 161,755,614.30, 242,633,421.45 and 154,197,342.30

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Solution

The fourth proportional to 161,755,614.30, 242,633,421.45 and 154,197,342.30 is: 231,296,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,755,614.30 : 242,633,421.45 = 154,197,342.30 : x
  2. Step 2: Convert to fraction form
    161,755,614.30/242,633,421.45 = 154,197,342.30/x
  3. Step 3: Cross multiply
    161,755,614.30x = 242,633,421.45 × 154,197,342.30
  4. Step 4: Simplify right side
    161,755,614.30x = 37,413,428,740,745,816
  5. Step 5: Solve for x
    x = 37,413,428,740,745,816/161,755,614.30
  6. Step 6: Final answer
    x = 231,296,013.45

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1.5x scale

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.