Home / 86,785,258.02-119,755,740.78-51,496,982.70

Finding the Fourth Proportional to 86,785,258.02, 119,755,740.78 and 51,496,982.70

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Solution

The fourth proportional to 86,785,258.02, 119,755,740.78 and 51,496,982.70 is: 71,061,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,785,258.02 : 119,755,740.78 = 51,496,982.70 : x
  2. Step 2: Convert to fraction form
    86,785,258.02/119,755,740.78 = 51,496,982.70/x
  3. Step 3: Cross multiply
    86,785,258.02x = 119,755,740.78 × 51,496,982.70
  4. Step 4: Simplify right side
    86,785,258.02x = 6,167,059,311,173,345
  5. Step 5: Solve for x
    x = 6,167,059,311,173,345/86,785,258.02
  6. Step 6: Final answer
    x = 71,061,139.32

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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.