Home / 72,535,720.20-108,803,580.30-48,195,722.40

Finding the Fourth Proportional to 72,535,720.20, 108,803,580.30 and 48,195,722.40

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Solution

The fourth proportional to 72,535,720.20, 108,803,580.30 and 48,195,722.40 is: 72,293,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,535,720.20 : 108,803,580.30 = 48,195,722.40 : x
  2. Step 2: Convert to fraction form
    72,535,720.20/108,803,580.30 = 48,195,722.40/x
  3. Step 3: Cross multiply
    72,535,720.20x = 108,803,580.30 × 48,195,722.40
  4. Step 4: Simplify right side
    72,535,720.20x = 5,243,867,152,264,908
  5. Step 5: Solve for x
    x = 5,243,867,152,264,908/72,535,720.20
  6. Step 6: Final answer
    x = 72,293,583.60

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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.