Home / 90,933,370.35-125,488,101.32-49,117,435.41

Finding the Fourth Proportional to 90,933,370.35, 125,488,101.32 and 49,117,435.41

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Solution

The fourth proportional to 90,933,370.35, 125,488,101.32 and 49,117,435.41 is: 67,782,088.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,933,370.35 : 125,488,101.32 = 49,117,435.41 : x
  2. Step 2: Convert to fraction form
    90,933,370.35/125,488,101.32 = 49,117,435.41/x
  3. Step 3: Cross multiply
    90,933,370.35x = 125,488,101.32 × 49,117,435.41
  4. Step 4: Simplify right side
    90,933,370.35x = 6,163,653,711,011,948
  5. Step 5: Solve for x
    x = 6,163,653,711,011,948/90,933,370.35
  6. Step 6: Final answer
    x = 67,782,088.00

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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.