Home / 115,910,602.10-173,865,903.15-103,817,366.90

Finding the Fourth Proportional to 115,910,602.10, 173,865,903.15 and 103,817,366.90

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Solution

The fourth proportional to 115,910,602.10, 173,865,903.15 and 103,817,366.90 is: 155,726,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,910,602.10 : 173,865,903.15 = 103,817,366.90 : x
  2. Step 2: Convert to fraction form
    115,910,602.10/173,865,903.15 = 103,817,366.90/x
  3. Step 3: Cross multiply
    115,910,602.10x = 173,865,903.15 × 103,817,366.90
  4. Step 4: Simplify right side
    115,910,602.10x = 18,050,300,258,723,416
  5. Step 5: Solve for x
    x = 18,050,300,258,723,416/115,910,602.10
  6. Step 6: Final answer
    x = 155,726,050.35

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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.