Home / 347,790,666.80-521,748,985.80-174,832,209.20

Finding the Fourth Proportional to 347,790,666.80, 521,748,985.80 and 174,832,209.20

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Solution

The fourth proportional to 347,790,666.80, 521,748,985.80 and 174,832,209.20 is: 262,279,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,790,666.80 : 521,748,985.80 = 174,832,209.20 : x
  2. Step 2: Convert to fraction form
    347,790,666.80/521,748,985.80 = 174,832,209.20/x
  3. Step 3: Cross multiply
    347,790,666.80x = 521,748,985.80 × 174,832,209.20
  4. Step 4: Simplify right side
    347,790,666.80x = 91,218,527,835,273,424
  5. Step 5: Solve for x
    x = 91,218,527,835,273,424/347,790,666.80
  6. Step 6: Final answer
    x = 262,279,976.27

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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.