Home / 99,713,117.10-149,583,672.45-31,548,701.10

Finding the Fourth Proportional to 99,713,117.10, 149,583,672.45 and 31,548,701.10

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Solution

The fourth proportional to 99,713,117.10, 149,583,672.45 and 31,548,701.10 is: 47,327,480.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,713,117.10 : 149,583,672.45 = 31,548,701.10 : x
  2. Step 2: Convert to fraction form
    99,713,117.10/149,583,672.45 = 31,548,701.10/x
  3. Step 3: Cross multiply
    99,713,117.10x = 149,583,672.45 × 31,548,701.10
  4. Step 4: Simplify right side
    99,713,117.10x = 4,719,170,571,565,355
  5. Step 5: Solve for x
    x = 4,719,170,571,565,355/99,713,117.10
  6. Step 6: Final answer
    x = 47,327,480.16

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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.