Home / 783,592,549.92-1,175,025,613.20-292,173,873.84

Finding the Fourth Proportional to 783,592,549.92, 1,175,025,613.20 and 292,173,873.84

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Solution

The fourth proportional to 783,592,549.92, 1,175,025,613.20 and 292,173,873.84 is: 438,125,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,592,549.92 : 1,175,025,613.20 = 292,173,873.84 : x
  2. Step 2: Convert to fraction form
    783,592,549.92/1,175,025,613.20 = 292,173,873.84/x
  3. Step 3: Cross multiply
    783,592,549.92x = 1,175,025,613.20 × 292,173,873.84
  4. Step 4: Simplify right side
    783,592,549.92x = 343,311,785,269,865,408
  5. Step 5: Solve for x
    x = 343,311,785,269,865,408/783,592,549.92
  6. Step 6: Final answer
    x = 438,125,382.00

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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.