Home / 85,144,232.40-127,732,937.40-34,017,550.80

Finding the Fourth Proportional to 85,144,232.40, 127,732,937.40 and 34,017,550.80

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Solution

The fourth proportional to 85,144,232.40, 127,732,937.40 and 34,017,550.80 is: 51,032,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,144,232.40 : 127,732,937.40 = 34,017,550.80 : x
  2. Step 2: Convert to fraction form
    85,144,232.40/127,732,937.40 = 34,017,550.80/x
  3. Step 3: Cross multiply
    85,144,232.40x = 127,732,937.40 × 34,017,550.80
  4. Step 4: Simplify right side
    85,144,232.40x = 4,345,161,686,837,719.50
  5. Step 5: Solve for x
    x = 4,345,161,686,837,719.50/85,144,232.40
  6. Step 6: Final answer
    x = 51,032,953.90

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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.