Home / 529,737,564.50-731,032,037.57-291,577,657.11

Finding the Fourth Proportional to 529,737,564.50, 731,032,037.57 and 291,577,657.11

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Solution

The fourth proportional to 529,737,564.50, 731,032,037.57 and 291,577,657.11 is: 402,373,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,737,564.50 : 731,032,037.57 = 291,577,657.11 : x
  2. Step 2: Convert to fraction form
    529,737,564.50/731,032,037.57 = 291,577,657.11/x
  3. Step 3: Cross multiply
    529,737,564.50x = 731,032,037.57 × 291,577,657.11
  4. Step 4: Simplify right side
    529,737,564.50x = 213,152,608,785,552,224
  5. Step 5: Solve for x
    x = 213,152,608,785,552,224/529,737,564.50
  6. Step 6: Final answer
    x = 402,373,973.59

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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.