Home / 97,786,519.20-146,572,642.80-49,186,864.80

Finding the Fourth Proportional to 97,786,519.20, 146,572,642.80 and 49,186,864.80

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Solution

The fourth proportional to 97,786,519.20, 146,572,642.80 and 49,186,864.80 is: 73,726,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,786,519.20 : 146,572,642.80 = 49,186,864.80 : x
  2. Step 2: Convert to fraction form
    97,786,519.20/146,572,642.80 = 49,186,864.80/x
  3. Step 3: Cross multiply
    97,786,519.20x = 146,572,642.80 × 49,186,864.80
  4. Step 4: Simplify right side
    97,786,519.20x = 7,209,448,764,782,294
  5. Step 5: Solve for x
    x = 7,209,448,764,782,294/97,786,519.20
  6. Step 6: Final answer
    x = 73,726,407.52

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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.