Home / 529,737,534.63-731,031,996.13-291,577,627.15

Finding the Fourth Proportional to 529,737,534.63, 731,031,996.13 and 291,577,627.15

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Solution

The fourth proportional to 529,737,534.63, 731,031,996.13 and 291,577,627.15 is: 402,373,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,737,534.63 : 731,031,996.13 = 291,577,627.15 : x
  2. Step 2: Convert to fraction form
    529,737,534.63/731,031,996.13 = 291,577,627.15/x
  3. Step 3: Cross multiply
    529,737,534.63x = 731,031,996.13 × 291,577,627.15
  4. Step 4: Simplify right side
    529,737,534.63x = 213,152,574,799,756,864
  5. Step 5: Solve for x
    x = 213,152,574,799,756,864/529,737,534.63
  6. Step 6: Final answer
    x = 402,373,932.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.