Home / 249,003,722.20-373,505,583.30-76,480,258.90

Finding the Fourth Proportional to 249,003,722.20, 373,505,583.30 and 76,480,258.90

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Solution

The fourth proportional to 249,003,722.20, 373,505,583.30 and 76,480,258.90 is: 114,720,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,003,722.20 : 373,505,583.30 = 76,480,258.90 : x
  2. Step 2: Convert to fraction form
    249,003,722.20/373,505,583.30 = 76,480,258.90/x
  3. Step 3: Cross multiply
    249,003,722.20x = 373,505,583.30 × 76,480,258.90
  4. Step 4: Simplify right side
    249,003,722.20x = 28,565,803,711,379,520
  5. Step 5: Solve for x
    x = 28,565,803,711,379,520/249,003,722.20
  6. Step 6: Final answer
    x = 114,720,388.35

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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.