Home / 81,348,977.83-112,234,276.60-46,061,961.25

Finding the Fourth Proportional to 81,348,977.83, 112,234,276.60 and 46,061,961.25

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Solution

The fourth proportional to 81,348,977.83, 112,234,276.60 and 46,061,961.25 is: 63,550,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,348,977.83 : 112,234,276.60 = 46,061,961.25 : x
  2. Step 2: Convert to fraction form
    81,348,977.83/112,234,276.60 = 46,061,961.25/x
  3. Step 3: Cross multiply
    81,348,977.83x = 112,234,276.60 × 46,061,961.25
  4. Step 4: Simplify right side
    81,348,977.83x = 5,169,730,899,670,981
  5. Step 5: Solve for x
    x = 5,169,730,899,670,981/81,348,977.83
  6. Step 6: Final answer
    x = 63,550,041.29

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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.