Home / 448,534,204.60-672,927,278.10-218,510,793.40

Finding the Fourth Proportional to 448,534,204.60, 672,927,278.10 and 218,510,793.40

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Solution

The fourth proportional to 448,534,204.60, 672,927,278.10 and 218,510,793.40 is: 327,827,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,534,204.60 : 672,927,278.10 = 218,510,793.40 : x
  2. Step 2: Convert to fraction form
    448,534,204.60/672,927,278.10 = 218,510,793.40/x
  3. Step 3: Cross multiply
    448,534,204.60x = 672,927,278.10 × 218,510,793.40
  4. Step 4: Simplify right side
    448,534,204.60x = 147,041,873,438,133,440
  5. Step 5: Solve for x
    x = 147,041,873,438,133,440/448,534,204.60
  6. Step 6: Final answer
    x = 327,827,559.04

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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.