Home / 145,615,124.75-218,423,503.62-48,570,565.91

Finding the Fourth Proportional to 145,615,124.75, 218,423,503.62 and 48,570,565.91

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Solution

The fourth proportional to 145,615,124.75, 218,423,503.62 and 48,570,565.91 is: 72,856,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,615,124.75 : 218,423,503.62 = 48,570,565.91 : x
  2. Step 2: Convert to fraction form
    145,615,124.75/218,423,503.62 = 48,570,565.91/x
  3. Step 3: Cross multiply
    145,615,124.75x = 218,423,503.62 × 48,570,565.91
  4. Step 4: Simplify right side
    145,615,124.75x = 10,608,953,177,776,216
  5. Step 5: Solve for x
    x = 10,608,953,177,776,216/145,615,124.75
  6. Step 6: Final answer
    x = 72,856,121.21

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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.