Home / 60,650,018.60-90,786,071.10-43,643,906.60

Finding the Fourth Proportional to 60,650,018.60, 90,786,071.10 and 43,643,906.60

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Solution

The fourth proportional to 60,650,018.60, 90,786,071.10 and 43,643,906.60 is: 65,329,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,650,018.60 : 90,786,071.10 = 43,643,906.60 : x
  2. Step 2: Convert to fraction form
    60,650,018.60/90,786,071.10 = 43,643,906.60/x
  3. Step 3: Cross multiply
    60,650,018.60x = 90,786,071.10 × 43,643,906.60
  4. Step 4: Simplify right side
    60,650,018.60x = 3,962,258,807,669,359
  5. Step 5: Solve for x
    x = 3,962,258,807,669,359/60,650,018.60
  6. Step 6: Final answer
    x = 65,329,886.11

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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.