Home / 299,052,257.60-448,578,386.40-292,333,793.60

Finding the Fourth Proportional to 299,052,257.60, 448,578,386.40 and 292,333,793.60

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Solution

The fourth proportional to 299,052,257.60, 448,578,386.40 and 292,333,793.60 is: 438,500,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,052,257.60 : 448,578,386.40 = 292,333,793.60 : x
  2. Step 2: Convert to fraction form
    299,052,257.60/448,578,386.40 = 292,333,793.60/x
  3. Step 3: Cross multiply
    299,052,257.60x = 448,578,386.40 × 292,333,793.60
  4. Step 4: Simplify right side
    299,052,257.60x = 131,134,621,423,278,656
  5. Step 5: Solve for x
    x = 131,134,621,423,278,656/299,052,257.60
  6. Step 6: Final answer
    x = 438,500,690.40

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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.