Home / 71,332,005.04-98,468,300.64-48,158,520.64

Finding the Fourth Proportional to 71,332,005.04, 98,468,300.64 and 48,158,520.64

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Solution

The fourth proportional to 71,332,005.04, 98,468,300.64 and 48,158,520.64 is: 66,479,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,332,005.04 : 98,468,300.64 = 48,158,520.64 : x
  2. Step 2: Convert to fraction form
    71,332,005.04/98,468,300.64 = 48,158,520.64/x
  3. Step 3: Cross multiply
    71,332,005.04x = 98,468,300.64 × 48,158,520.64
  4. Step 4: Simplify right side
    71,332,005.04x = 4,742,087,688,757,165
  5. Step 5: Solve for x
    x = 4,742,087,688,757,165/71,332,005.04
  6. Step 6: Final answer
    x = 66,479,102.70

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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.