Home / 68,363,439,318.95-102,535,850,230.30-17,994,655,202.49

Finding the Fourth Proportional to 68,363,439,318.95, 102,535,850,230.30 and 17,994,655,202.49

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Solution

The fourth proportional to 68,363,439,318.95, 102,535,850,230.30 and 17,994,655,202.49 is: 26,989,532,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,363,439,318.95 : 102,535,850,230.30 = 17,994,655,202.49 : x
  2. Step 2: Convert to fraction form
    68,363,439,318.95/102,535,850,230.30 = 17,994,655,202.49/x
  3. Step 3: Cross multiply
    68,363,439,318.95x = 102,535,850,230.30 × 17,994,655,202.49
  4. Step 4: Simplify right side
    68,363,439,318.95x = 1,845,097,270,787,993,239,552
  5. Step 5: Solve for x
    x = 1,845,097,270,787,993,239,552/68,363,439,318.95
  6. Step 6: Final answer
    x = 26,989,532,550.87

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1.5x scale

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.