Home / 497,680,031.35-746,520,047.03-314,937,810.55

Finding the Fourth Proportional to 497,680,031.35, 746,520,047.03 and 314,937,810.55

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Solution

The fourth proportional to 497,680,031.35, 746,520,047.03 and 314,937,810.55 is: 472,406,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,680,031.35 : 746,520,047.03 = 314,937,810.55 : x
  2. Step 2: Convert to fraction form
    497,680,031.35/746,520,047.03 = 314,937,810.55/x
  3. Step 3: Cross multiply
    497,680,031.35x = 746,520,047.03 × 314,937,810.55
  4. Step 4: Simplify right side
    497,680,031.35x = 235,107,389,143,311,232
  5. Step 5: Solve for x
    x = 235,107,389,143,311,232/497,680,031.35
  6. Step 6: Final answer
    x = 472,406,715.83

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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.