Home / 91,164,041.88-125,801,600.22-49,903,030.68

Finding the Fourth Proportional to 91,164,041.88, 125,801,600.22 and 49,903,030.68

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Solution

The fourth proportional to 91,164,041.88, 125,801,600.22 and 49,903,030.68 is: 68,863,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,164,041.88 : 125,801,600.22 = 49,903,030.68 : x
  2. Step 2: Convert to fraction form
    91,164,041.88/125,801,600.22 = 49,903,030.68/x
  3. Step 3: Cross multiply
    91,164,041.88x = 125,801,600.22 × 49,903,030.68
  4. Step 4: Simplify right side
    91,164,041.88x = 6,277,881,115,371,755
  5. Step 5: Solve for x
    x = 6,277,881,115,371,755/91,164,041.88
  6. Step 6: Final answer
    x = 68,863,567.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.