Home / 101,376,002.40-152,064,003.60-61,032,040.80

Finding the Fourth Proportional to 101,376,002.40, 152,064,003.60 and 61,032,040.80

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Solution

The fourth proportional to 101,376,002.40, 152,064,003.60 and 61,032,040.80 is: 91,548,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,376,002.40 : 152,064,003.60 = 61,032,040.80 : x
  2. Step 2: Convert to fraction form
    101,376,002.40/152,064,003.60 = 61,032,040.80/x
  3. Step 3: Cross multiply
    101,376,002.40x = 152,064,003.60 × 61,032,040.80
  4. Step 4: Simplify right side
    101,376,002.40x = 9,280,776,471,926,546
  5. Step 5: Solve for x
    x = 9,280,776,471,926,546/101,376,002.40
  6. Step 6: Final answer
    x = 91,548,061.20

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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.