Home / 299,343,432.20-448,679,225.10-170,013,000.20

Finding the Fourth Proportional to 299,343,432.20, 448,679,225.10 and 170,013,000.20

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Solution

The fourth proportional to 299,343,432.20, 448,679,225.10 and 170,013,000.20 is: 254,828,711.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,343,432.20 : 448,679,225.10 = 170,013,000.20 : x
  2. Step 2: Convert to fraction form
    299,343,432.20/448,679,225.10 = 170,013,000.20/x
  3. Step 3: Cross multiply
    299,343,432.20x = 448,679,225.10 × 170,013,000.20
  4. Step 4: Simplify right side
    299,343,432.20x = 76,281,301,186,662,144
  5. Step 5: Solve for x
    x = 76,281,301,186,662,144/299,343,432.20
  6. Step 6: Final answer
    x = 254,828,711.71

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1.5x scale

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.