Home / 136,746,063.32-188,702,401.02-74,854,546.52

Finding the Fourth Proportional to 136,746,063.32, 188,702,401.02 and 74,854,546.52

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Solution

The fourth proportional to 136,746,063.32, 188,702,401.02 and 74,854,546.52 is: 103,295,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,746,063.32 : 188,702,401.02 = 74,854,546.52 : x
  2. Step 2: Convert to fraction form
    136,746,063.32/188,702,401.02 = 74,854,546.52/x
  3. Step 3: Cross multiply
    136,746,063.32x = 188,702,401.02 × 74,854,546.52
  4. Step 4: Simplify right side
    136,746,063.32x = 14,125,232,655,587,286
  5. Step 5: Solve for x
    x = 14,125,232,655,587,286/136,746,063.32
  6. Step 6: Final answer
    x = 103,295,351.34

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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.