Home / 524,016,612.60-786,024,918.90-330,146,935.80

Finding the Fourth Proportional to 524,016,612.60, 786,024,918.90 and 330,146,935.80

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Solution

The fourth proportional to 524,016,612.60, 786,024,918.90 and 330,146,935.80 is: 495,220,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,016,612.60 : 786,024,918.90 = 330,146,935.80 : x
  2. Step 2: Convert to fraction form
    524,016,612.60/786,024,918.90 = 330,146,935.80/x
  3. Step 3: Cross multiply
    524,016,612.60x = 786,024,918.90 × 330,146,935.80
  4. Step 4: Simplify right side
    524,016,612.60x = 259,503,718,437,278,496
  5. Step 5: Solve for x
    x = 259,503,718,437,278,496/524,016,612.60
  6. Step 6: Final answer
    x = 495,220,403.70

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Double scale
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1.5x scale

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.