Home / 529,737,544.01-731,032,009.09-291,577,636.57

Finding the Fourth Proportional to 529,737,544.01, 731,032,009.09 and 291,577,636.57

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Solution

The fourth proportional to 529,737,544.01, 731,032,009.09 and 291,577,636.57 is: 402,373,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,737,544.01 : 731,032,009.09 = 291,577,636.57 : x
  2. Step 2: Convert to fraction form
    529,737,544.01/731,032,009.09 = 291,577,636.57/x
  3. Step 3: Cross multiply
    529,737,544.01x = 731,032,009.09 × 291,577,636.57
  4. Step 4: Simplify right side
    529,737,544.01x = 213,152,585,464,918,592
  5. Step 5: Solve for x
    x = 213,152,585,464,918,592/529,737,544.01
  6. Step 6: Final answer
    x = 402,373,945.13

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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.