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Finding the Fourth Proportional to 65,604,293.04, 98,368,367.90 and 31,060,404.81

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Solution

The fourth proportional to 65,604,293.04, 98,368,367.90 and 31,060,404.81 is: 46,572,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,604,293.04 : 98,368,367.90 = 31,060,404.81 : x
  2. Step 2: Convert to fraction form
    65,604,293.04/98,368,367.90 = 31,060,404.81/x
  3. Step 3: Cross multiply
    65,604,293.04x = 98,368,367.90 × 31,060,404.81
  4. Step 4: Simplify right side
    65,604,293.04x = 3,055,361,327,594,319.50
  5. Step 5: Solve for x
    x = 3,055,361,327,594,319.50/65,604,293.04
  6. Step 6: Final answer
    x = 46,572,582.16

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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.