Home / 298,948,145.60-448,422,218.40-176,000,254.40

Finding the Fourth Proportional to 298,948,145.60, 448,422,218.40 and 176,000,254.40

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Solution

The fourth proportional to 298,948,145.60, 448,422,218.40 and 176,000,254.40 is: 264,000,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,948,145.60 : 448,422,218.40 = 176,000,254.40 : x
  2. Step 2: Convert to fraction form
    298,948,145.60/448,422,218.40 = 176,000,254.40/x
  3. Step 3: Cross multiply
    298,948,145.60x = 448,422,218.40 × 176,000,254.40
  4. Step 4: Simplify right side
    298,948,145.60x = 78,922,424,517,012,352
  5. Step 5: Solve for x
    x = 78,922,424,517,012,352/298,948,145.60
  6. Step 6: Final answer
    x = 264,000,381.60

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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.