Home / 168,974,728.47-253,490,707.11-58,280,341.29

Finding the Fourth Proportional to 168,974,728.47, 253,490,707.11 and 58,280,341.29

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Solution

The fourth proportional to 168,974,728.47, 253,490,707.11 and 58,280,341.29 is: 87,430,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,974,728.47 : 253,490,707.11 = 58,280,341.29 : x
  2. Step 2: Convert to fraction form
    168,974,728.47/253,490,707.11 = 58,280,341.29/x
  3. Step 3: Cross multiply
    168,974,728.47x = 253,490,707.11 × 58,280,341.29
  4. Step 4: Simplify right side
    168,974,728.47x = 14,773,524,924,214,230
  5. Step 5: Solve for x
    x = 14,773,524,924,214,230/168,974,728.47
  6. Step 6: Final answer
    x = 87,430,381.21

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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.