Home / 250,655,777.28-375,898,506.24-86,855,316.48

Finding the Fourth Proportional to 250,655,777.28, 375,898,506.24 and 86,855,316.48

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Solution

The fourth proportional to 250,655,777.28, 375,898,506.24 and 86,855,316.48 is: 130,253,465.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,655,777.28 : 375,898,506.24 = 86,855,316.48 : x
  2. Step 2: Convert to fraction form
    250,655,777.28/375,898,506.24 = 86,855,316.48/x
  3. Step 3: Cross multiply
    250,655,777.28x = 375,898,506.24 × 86,855,316.48
  4. Step 4: Simplify right side
    250,655,777.28x = 32,648,783,723,834,456
  5. Step 5: Solve for x
    x = 32,648,783,723,834,456/250,655,777.28
  6. Step 6: Final answer
    x = 130,253,465.84

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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.