Home / 272,947,062.70-409,532,568.45-100,506,486.70

Finding the Fourth Proportional to 272,947,062.70, 409,532,568.45 and 100,506,486.70

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Solution

The fourth proportional to 272,947,062.70, 409,532,568.45 and 100,506,486.70 is: 150,800,962.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947,062.70 : 409,532,568.45 = 100,506,486.70 : x
  2. Step 2: Convert to fraction form
    272,947,062.70/409,532,568.45 = 100,506,486.70/x
  3. Step 3: Cross multiply
    272,947,062.70x = 409,532,568.45 × 100,506,486.70
  4. Step 4: Simplify right side
    272,947,062.70x = 41,160,679,644,136,768
  5. Step 5: Solve for x
    x = 41,160,679,644,136,768/272,947,062.70
  6. Step 6: Final answer
    x = 150,800,962.05

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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.