Home / 302,684,500.79-454,026,757.18-72,653,585.48

Finding the Fourth Proportional to 302,684,500.79, 454,026,757.18 and 72,653,585.48

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Solution

The fourth proportional to 302,684,500.79, 454,026,757.18 and 72,653,585.48 is: 108,980,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,684,500.79 : 454,026,757.18 = 72,653,585.48 : x
  2. Step 2: Convert to fraction form
    302,684,500.79/454,026,757.18 = 72,653,585.48/x
  3. Step 3: Cross multiply
    302,684,500.79x = 454,026,757.18 × 72,653,585.48
  4. Step 4: Simplify right side
    302,684,500.79x = 32,986,671,810,714,196
  5. Step 5: Solve for x
    x = 32,986,671,810,714,196/302,684,500.79
  6. Step 6: Final answer
    x = 108,980,379.65

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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.