Home / 90,885,422.40-136,328,133.60-29,474,462.40

Finding the Fourth Proportional to 90,885,422.40, 136,328,133.60 and 29,474,462.40

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Solution

The fourth proportional to 90,885,422.40, 136,328,133.60 and 29,474,462.40 is: 44,211,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,885,422.40 : 136,328,133.60 = 29,474,462.40 : x
  2. Step 2: Convert to fraction form
    90,885,422.40/136,328,133.60 = 29,474,462.40/x
  3. Step 3: Cross multiply
    90,885,422.40x = 136,328,133.60 × 29,474,462.40
  4. Step 4: Simplify right side
    90,885,422.40x = 4,018,198,447,855,376.50
  5. Step 5: Solve for x
    x = 4,018,198,447,855,376.50/90,885,422.40
  6. Step 6: Final answer
    x = 44,211,693.60

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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.