Home / 836,838,111.92-1,156,429,301.46-627,631,047.86

Finding the Fourth Proportional to 836,838,111.92, 1,156,429,301.46 and 627,631,047.86

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Solution

The fourth proportional to 836,838,111.92, 1,156,429,301.46 and 627,631,047.86 is: 867,325,381.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,838,111.92 : 1,156,429,301.46 = 627,631,047.86 : x
  2. Step 2: Convert to fraction form
    836,838,111.92/1,156,429,301.46 = 627,631,047.86/x
  3. Step 3: Cross multiply
    836,838,111.92x = 1,156,429,301.46 × 627,631,047.86
  4. Step 4: Simplify right side
    836,838,111.92x = 725,810,934,248,515,328
  5. Step 5: Solve for x
    x = 725,810,934,248,515,328/836,838,111.92
  6. Step 6: Final answer
    x = 867,325,381.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.