Home / 560,906,352.59-841,319,670.80-172,688,702.09

Finding the Fourth Proportional to 560,906,352.59, 841,319,670.80 and 172,688,702.09

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Solution

The fourth proportional to 560,906,352.59, 841,319,670.80 and 172,688,702.09 is: 259,020,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,906,352.59 : 841,319,670.80 = 172,688,702.09 : x
  2. Step 2: Convert to fraction form
    560,906,352.59/841,319,670.80 = 172,688,702.09/x
  3. Step 3: Cross multiply
    560,906,352.59x = 841,319,670.80 × 172,688,702.09
  4. Step 4: Simplify right side
    560,906,352.59x = 145,286,401,989,463,200
  5. Step 5: Solve for x
    x = 145,286,401,989,463,200/560,906,352.59
  6. Step 6: Final answer
    x = 259,020,781.85

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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.