Home / 299,005,412.40-448,508,118.60-183,615,793.20

Finding the Fourth Proportional to 299,005,412.40, 448,508,118.60 and 183,615,793.20

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Solution

The fourth proportional to 299,005,412.40, 448,508,118.60 and 183,615,793.20 is: 275,423,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,005,412.40 : 448,508,118.60 = 183,615,793.20 : x
  2. Step 2: Convert to fraction form
    299,005,412.40/448,508,118.60 = 183,615,793.20/x
  3. Step 3: Cross multiply
    299,005,412.40x = 448,508,118.60 × 183,615,793.20
  4. Step 4: Simplify right side
    299,005,412.40x = 82,353,173,953,378,672
  5. Step 5: Solve for x
    x = 82,353,173,953,378,672/299,005,412.40
  6. Step 6: Final answer
    x = 275,423,689.80

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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.