Home / 243,884,190.47-365,767,710.85-112,600,328.20

Finding the Fourth Proportional to 243,884,190.47, 365,767,710.85 and 112,600,328.20

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Solution

The fourth proportional to 243,884,190.47, 365,767,710.85 and 112,600,328.20 is: 168,873,448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,884,190.47 : 365,767,710.85 = 112,600,328.20 : x
  2. Step 2: Convert to fraction form
    243,884,190.47/365,767,710.85 = 112,600,328.20/x
  3. Step 3: Cross multiply
    243,884,190.47x = 365,767,710.85 × 112,600,328.20
  4. Step 4: Simplify right side
    243,884,190.47x = 41,185,564,286,672,704
  5. Step 5: Solve for x
    x = 41,185,564,286,672,704/243,884,190.47
  6. Step 6: Final answer
    x = 168,873,448.53

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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.