Home / 356,335,502.40-534,503,253.60-298,939,874.40

Finding the Fourth Proportional to 356,335,502.40, 534,503,253.60 and 298,939,874.40

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Solution

The fourth proportional to 356,335,502.40, 534,503,253.60 and 298,939,874.40 is: 448,409,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,335,502.40 : 534,503,253.60 = 298,939,874.40 : x
  2. Step 2: Convert to fraction form
    356,335,502.40/534,503,253.60 = 298,939,874.40/x
  3. Step 3: Cross multiply
    356,335,502.40x = 534,503,253.60 × 298,939,874.40
  4. Step 4: Simplify right side
    356,335,502.40x = 159,784,335,497,575,328
  5. Step 5: Solve for x
    x = 159,784,335,497,575,328/356,335,502.40
  6. Step 6: Final answer
    x = 448,409,811.60

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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.