Home / 107,690,657.44-148,611,075.96-65,871,645.88

Finding the Fourth Proportional to 107,690,657.44, 148,611,075.96 and 65,871,645.88

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Solution

The fourth proportional to 107,690,657.44, 148,611,075.96 and 65,871,645.88 is: 90,901,628.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,690,657.44 : 148,611,075.96 = 65,871,645.88 : x
  2. Step 2: Convert to fraction form
    107,690,657.44/148,611,075.96 = 65,871,645.88/x
  3. Step 3: Cross multiply
    107,690,657.44x = 148,611,075.96 × 65,871,645.88
  4. Step 4: Simplify right side
    107,690,657.44x = 9,789,256,169,482,902
  5. Step 5: Solve for x
    x = 9,789,256,169,482,902/107,690,657.44
  6. Step 6: Final answer
    x = 90,901,628.82

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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.