Home / 166,104,803.60-249,157,205.40-73,988,363.60

Finding the Fourth Proportional to 166,104,803.60, 249,157,205.40 and 73,988,363.60

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Solution

The fourth proportional to 166,104,803.60, 249,157,205.40 and 73,988,363.60 is: 110,982,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,104,803.60 : 249,157,205.40 = 73,988,363.60 : x
  2. Step 2: Convert to fraction form
    166,104,803.60/249,157,205.40 = 73,988,363.60/x
  3. Step 3: Cross multiply
    166,104,803.60x = 249,157,205.40 × 73,988,363.60
  4. Step 4: Simplify right side
    166,104,803.60x = 18,434,733,906,695,084
  5. Step 5: Solve for x
    x = 18,434,733,906,695,084/166,104,803.60
  6. Step 6: Final answer
    x = 110,982,545.40

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Similar ratio
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1.5x scale

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.