Home / 91,870,955.47-137,676,437.92-50,948,394.67

Finding the Fourth Proportional to 91,870,955.47, 137,676,437.92 and 50,948,394.67

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Solution

The fourth proportional to 91,870,955.47, 137,676,437.92 and 50,948,394.67 is: 76,350,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,870,955.47 : 137,676,437.92 = 50,948,394.67 : x
  2. Step 2: Convert to fraction form
    91,870,955.47/137,676,437.92 = 50,948,394.67/x
  3. Step 3: Cross multiply
    91,870,955.47x = 137,676,437.92 × 50,948,394.67
  4. Step 4: Simplify right side
    91,870,955.47x = 7,014,393,495,907,913
  5. Step 5: Solve for x
    x = 7,014,393,495,907,913/91,870,955.47
  6. Step 6: Final answer
    x = 76,350,501.20

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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.