Home / 137,155,684.59-205,754,226.84-40,099,205.25

Finding the Fourth Proportional to 137,155,684.59, 205,754,226.84 and 40,099,205.25

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Solution

The fourth proportional to 137,155,684.59, 205,754,226.84 and 40,099,205.25 is: 60,154,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,155,684.59 : 205,754,226.84 = 40,099,205.25 : x
  2. Step 2: Convert to fraction form
    137,155,684.59/205,754,226.84 = 40,099,205.25/x
  3. Step 3: Cross multiply
    137,155,684.59x = 205,754,226.84 × 40,099,205.25
  4. Step 4: Simplify right side
    137,155,684.59x = 8,250,580,973,112,219
  5. Step 5: Solve for x
    x = 8,250,580,973,112,219/137,155,684.59
  6. Step 6: Final answer
    x = 60,154,859.77

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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.