Home / 268,013,811.60-402,020,717.40-240,804,032.40

Finding the Fourth Proportional to 268,013,811.60, 402,020,717.40 and 240,804,032.40

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Solution

The fourth proportional to 268,013,811.60, 402,020,717.40 and 240,804,032.40 is: 361,206,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,013,811.60 : 402,020,717.40 = 240,804,032.40 : x
  2. Step 2: Convert to fraction form
    268,013,811.60/402,020,717.40 = 240,804,032.40/x
  3. Step 3: Cross multiply
    268,013,811.60x = 402,020,717.40 × 240,804,032.40
  4. Step 4: Simplify right side
    268,013,811.60x = 96,808,209,858,260,848
  5. Step 5: Solve for x
    x = 96,808,209,858,260,848/268,013,811.60
  6. Step 6: Final answer
    x = 361,206,048.60

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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.