Home / 134,499,543.70-185,603,635.54-74,957,671.52

Finding the Fourth Proportional to 134,499,543.70, 185,603,635.54 and 74,957,671.52

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Solution

The fourth proportional to 134,499,543.70, 185,603,635.54 and 74,957,671.52 is: 103,438,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,499,543.70 : 185,603,635.54 = 74,957,671.52 : x
  2. Step 2: Convert to fraction form
    134,499,543.70/185,603,635.54 = 74,957,671.52/x
  3. Step 3: Cross multiply
    134,499,543.70x = 185,603,635.54 × 74,957,671.52
  4. Step 4: Simplify right side
    134,499,543.70x = 13,912,416,345,725,116
  5. Step 5: Solve for x
    x = 13,912,416,345,725,116/134,499,543.70
  6. Step 6: Final answer
    x = 103,438,390.67

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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.