Home / 133,085,210.67-199,449,374.27-103,577,031.90

Finding the Fourth Proportional to 133,085,210.67, 199,449,374.27 and 103,577,031.90

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Solution

The fourth proportional to 133,085,210.67, 199,449,374.27 and 103,577,031.90 is: 155,226,670.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,085,210.67 : 199,449,374.27 = 103,577,031.90 : x
  2. Step 2: Convert to fraction form
    133,085,210.67/199,449,374.27 = 103,577,031.90/x
  3. Step 3: Cross multiply
    133,085,210.67x = 199,449,374.27 × 103,577,031.90
  4. Step 4: Simplify right side
    133,085,210.67x = 20,658,374,200,441,264
  5. Step 5: Solve for x
    x = 20,658,374,200,441,264/133,085,210.67
  6. Step 6: Final answer
    x = 155,226,670.92

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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.