Home / 513,506,663.70-770,231,535.38-375,473,721.30

Finding the Fourth Proportional to 513,506,663.70, 770,231,535.38 and 375,473,721.30

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Solution

The fourth proportional to 513,506,663.70, 770,231,535.38 and 375,473,721.30 is: 563,189,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,506,663.70 : 770,231,535.38 = 375,473,721.30 : x
  2. Step 2: Convert to fraction form
    513,506,663.70/770,231,535.38 = 375,473,721.30/x
  3. Step 3: Cross multiply
    513,506,663.70x = 770,231,535.38 × 375,473,721.30
  4. Step 4: Simplify right side
    513,506,663.70x = 289,201,700,851,741,248
  5. Step 5: Solve for x
    x = 289,201,700,851,741,248/513,506,663.70
  6. Step 6: Final answer
    x = 563,189,772.00

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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.