Home / 269,031,621.60-403,547,432.40-203,983,243.20

Finding the Fourth Proportional to 269,031,621.60, 403,547,432.40 and 203,983,243.20

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Solution

The fourth proportional to 269,031,621.60, 403,547,432.40 and 203,983,243.20 is: 305,974,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,031,621.60 : 403,547,432.40 = 203,983,243.20 : x
  2. Step 2: Convert to fraction form
    269,031,621.60/403,547,432.40 = 203,983,243.20/x
  3. Step 3: Cross multiply
    269,031,621.60x = 403,547,432.40 × 203,983,243.20
  4. Step 4: Simplify right side
    269,031,621.60x = 82,316,914,045,984,752
  5. Step 5: Solve for x
    x = 82,316,914,045,984,752/269,031,621.60
  6. Step 6: Final answer
    x = 305,974,864.80

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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.