Home / 515,868,542.92-773,659,174.38-170,849,073.16

Finding the Fourth Proportional to 515,868,542.92, 773,659,174.38 and 170,849,073.16

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Solution

The fourth proportional to 515,868,542.92, 773,659,174.38 and 170,849,073.16 is: 256,226,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,868,542.92 : 773,659,174.38 = 170,849,073.16 : x
  2. Step 2: Convert to fraction form
    515,868,542.92/773,659,174.38 = 170,849,073.16/x
  3. Step 3: Cross multiply
    515,868,542.92x = 773,659,174.38 × 170,849,073.16
  4. Step 4: Simplify right side
    515,868,542.92x = 132,178,952,884,553,808
  5. Step 5: Solve for x
    x = 132,178,952,884,553,808/515,868,542.92
  6. Step 6: Final answer
    x = 256,226,038.01

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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.