Home / 145,575,917.28-218,290,859.28-48,497,495.04

Finding the Fourth Proportional to 145,575,917.28, 218,290,859.28 and 48,497,495.04

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Solution

The fourth proportional to 145,575,917.28, 218,290,859.28 and 48,497,495.04 is: 72,721,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,575,917.28 : 218,290,859.28 = 48,497,495.04 : x
  2. Step 2: Convert to fraction form
    145,575,917.28/218,290,859.28 = 48,497,495.04/x
  3. Step 3: Cross multiply
    145,575,917.28x = 218,290,859.28 × 48,497,495.04
  4. Step 4: Simplify right side
    145,575,917.28x = 10,586,559,865,209,138
  5. Step 5: Solve for x
    x = 10,586,559,865,209,138/145,575,917.28
  6. Step 6: Final answer
    x = 72,721,917.63

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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.