Home / 73,452,145.80-110,178,218.70-60,687,064.20

Finding the Fourth Proportional to 73,452,145.80, 110,178,218.70 and 60,687,064.20

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Solution

The fourth proportional to 73,452,145.80, 110,178,218.70 and 60,687,064.20 is: 91,030,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,452,145.80 : 110,178,218.70 = 60,687,064.20 : x
  2. Step 2: Convert to fraction form
    73,452,145.80/110,178,218.70 = 60,687,064.20/x
  3. Step 3: Cross multiply
    73,452,145.80x = 110,178,218.70 × 60,687,064.20
  4. Step 4: Simplify right side
    73,452,145.80x = 6,686,392,631,688,541
  5. Step 5: Solve for x
    x = 6,686,392,631,688,541/73,452,145.80
  6. Step 6: Final answer
    x = 91,030,596.30

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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.