Home / 96,755,257.60-144,401,911.92-90,194,830.78

Finding the Fourth Proportional to 96,755,257.60, 144,401,911.92 and 90,194,830.78

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Solution

The fourth proportional to 96,755,257.60, 144,401,911.92 and 90,194,830.78 is: 134,610,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,755,257.60 : 144,401,911.92 = 90,194,830.78 : x
  2. Step 2: Convert to fraction form
    96,755,257.60/144,401,911.92 = 90,194,830.78/x
  3. Step 3: Cross multiply
    96,755,257.60x = 144,401,911.92 × 90,194,830.78
  4. Step 4: Simplify right side
    96,755,257.60x = 13,024,306,009,461,992
  5. Step 5: Solve for x
    x = 13,024,306,009,461,992/96,755,257.60
  6. Step 6: Final answer
    x = 134,610,834.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.