Home / 101,063,662,692.12-151,354,840,974.97-58,478,813,951.31

Finding the Fourth Proportional to 101,063,662,692.12, 151,354,840,974.97 and 58,478,813,951.31

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Solution

The fourth proportional to 101,063,662,692.12, 151,354,840,974.97 and 58,478,813,951.31 is: 87,578,971,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,063,662,692.12 : 151,354,840,974.97 = 58,478,813,951.31 : x
  2. Step 2: Convert to fraction form
    101,063,662,692.12/151,354,840,974.97 = 58,478,813,951.31/x
  3. Step 3: Cross multiply
    101,063,662,692.12x = 151,354,840,974.97 × 58,478,813,951.31
  4. Step 4: Simplify right side
    101,063,662,692.12x = 8,851,051,586,005,381,414,912
  5. Step 5: Solve for x
    x = 8,851,051,586,005,381,414,912/101,063,662,692.12
  6. Step 6: Final answer
    x = 87,578,971,019.18

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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.