Home / 85,164,024.45-127,746,036.68-49,220,242.05

Finding the Fourth Proportional to 85,164,024.45, 127,746,036.68 and 49,220,242.05

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Solution

The fourth proportional to 85,164,024.45, 127,746,036.68 and 49,220,242.05 is: 73,830,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,164,024.45 : 127,746,036.68 = 49,220,242.05 : x
  2. Step 2: Convert to fraction form
    85,164,024.45/127,746,036.68 = 49,220,242.05/x
  3. Step 3: Cross multiply
    85,164,024.45x = 127,746,036.68 × 49,220,242.05
  4. Step 4: Simplify right side
    85,164,024.45x = 6,287,690,846,071,677
  5. Step 5: Solve for x
    x = 6,287,690,846,071,677/85,164,024.45
  6. Step 6: Final answer
    x = 73,830,363.08

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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.