Home / 301,357,630.36-451,806,528.12-137,480,781.40

Finding the Fourth Proportional to 301,357,630.36, 451,806,528.12 and 137,480,781.40

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Solution

The fourth proportional to 301,357,630.36, 451,806,528.12 and 137,480,781.40 is: 206,116,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,357,630.36 : 451,806,528.12 = 137,480,781.40 : x
  2. Step 2: Convert to fraction form
    301,357,630.36/451,806,528.12 = 137,480,781.40/x
  3. Step 3: Cross multiply
    301,357,630.36x = 451,806,528.12 × 137,480,781.40
  4. Step 4: Simplify right side
    301,357,630.36x = 62,114,714,527,558,680
  5. Step 5: Solve for x
    x = 62,114,714,527,558,680/301,357,630.36
  6. Step 6: Final answer
    x = 206,116,282.68

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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.