Home / 247,563,524.68-341,617,651.38-143,148,368.20

Finding the Fourth Proportional to 247,563,524.68, 341,617,651.38 and 143,148,368.20

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Solution

The fourth proportional to 247,563,524.68, 341,617,651.38 and 143,148,368.20 is: 197,533,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,563,524.68 : 341,617,651.38 = 143,148,368.20 : x
  2. Step 2: Convert to fraction form
    247,563,524.68/341,617,651.38 = 143,148,368.20/x
  3. Step 3: Cross multiply
    247,563,524.68x = 341,617,651.38 × 143,148,368.20
  4. Step 4: Simplify right side
    247,563,524.68x = 48,902,009,343,363,472
  5. Step 5: Solve for x
    x = 48,902,009,343,363,472/247,563,524.68
  6. Step 6: Final answer
    x = 197,533,176.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.