Home / 170,006,543.20-255,576,685.20-145,064,245.60

Finding the Fourth Proportional to 170,006,543.20, 255,576,685.20 and 145,064,245.60

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Solution

The fourth proportional to 170,006,543.20, 255,576,685.20 and 145,064,245.60 is: 218,080,071.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,006,543.20 : 255,576,685.20 = 145,064,245.60 : x
  2. Step 2: Convert to fraction form
    170,006,543.20/255,576,685.20 = 145,064,245.60/x
  3. Step 3: Cross multiply
    170,006,543.20x = 255,576,685.20 × 145,064,245.60
  4. Step 4: Simplify right side
    170,006,543.20x = 37,075,039,031,486,680
  5. Step 5: Solve for x
    x = 37,075,039,031,486,680/170,006,543.20
  6. Step 6: Final answer
    x = 218,080,071.12

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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.