Home / 79,223,565.20-118,835,347.80-36,176,844.20

Finding the Fourth Proportional to 79,223,565.20, 118,835,347.80 and 36,176,844.20

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Solution

The fourth proportional to 79,223,565.20, 118,835,347.80 and 36,176,844.20 is: 54,265,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,223,565.20 : 118,835,347.80 = 36,176,844.20 : x
  2. Step 2: Convert to fraction form
    79,223,565.20/118,835,347.80 = 36,176,844.20/x
  3. Step 3: Cross multiply
    79,223,565.20x = 118,835,347.80 × 36,176,844.20
  4. Step 4: Simplify right side
    79,223,565.20x = 4,299,087,862,813,413
  5. Step 5: Solve for x
    x = 4,299,087,862,813,413/79,223,565.20
  6. Step 6: Final answer
    x = 54,265,266.30

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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.