Home / 268,620,169.60-402,930,254.40-262,648,201.60

Finding the Fourth Proportional to 268,620,169.60, 402,930,254.40 and 262,648,201.60

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Solution

The fourth proportional to 268,620,169.60, 402,930,254.40 and 262,648,201.60 is: 393,972,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,620,169.60 : 402,930,254.40 = 262,648,201.60 : x
  2. Step 2: Convert to fraction form
    268,620,169.60/402,930,254.40 = 262,648,201.60/x
  3. Step 3: Cross multiply
    268,620,169.60x = 402,930,254.40 × 262,648,201.60
  4. Step 4: Simplify right side
    268,620,169.60x = 105,828,906,688,390,480
  5. Step 5: Solve for x
    x = 105,828,906,688,390,480/268,620,169.60
  6. Step 6: Final answer
    x = 393,972,302.40

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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.