Home / 42,289,660.80-63,434,491.20-37,502,755.20

Finding the Fourth Proportional to 42,289,660.80, 63,434,491.20 and 37,502,755.20

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Solution

The fourth proportional to 42,289,660.80, 63,434,491.20 and 37,502,755.20 is: 56,254,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,289,660.80 : 63,434,491.20 = 37,502,755.20 : x
  2. Step 2: Convert to fraction form
    42,289,660.80/63,434,491.20 = 37,502,755.20/x
  3. Step 3: Cross multiply
    42,289,660.80x = 63,434,491.20 × 37,502,755.20
  4. Step 4: Simplify right side
    42,289,660.80x = 2,378,968,194,710,154.50
  5. Step 5: Solve for x
    x = 2,378,968,194,710,154.50/42,289,660.80
  6. Step 6: Final answer
    x = 56,254,132.80

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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.