Home / 347,457,041.73-521,185,122.45-88,672,267.78

Finding the Fourth Proportional to 347,457,041.73, 521,185,122.45 and 88,672,267.78

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Solution

The fourth proportional to 347,457,041.73, 521,185,122.45 and 88,672,267.78 is: 133,008,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,457,041.73 : 521,185,122.45 = 88,672,267.78 : x
  2. Step 2: Convert to fraction form
    347,457,041.73/521,185,122.45 = 88,672,267.78/x
  3. Step 3: Cross multiply
    347,457,041.73x = 521,185,122.45 × 88,672,267.78
  4. Step 4: Simplify right side
    347,457,041.73x = 46,214,666,739,535,528
  5. Step 5: Solve for x
    x = 46,214,666,739,535,528/347,457,041.73
  6. Step 6: Final answer
    x = 133,008,289.34

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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.