Home / 268,620,800.40-402,931,200.60-96,111,147.60

Finding the Fourth Proportional to 268,620,800.40, 402,931,200.60 and 96,111,147.60

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Solution

The fourth proportional to 268,620,800.40, 402,931,200.60 and 96,111,147.60 is: 144,166,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,620,800.40 : 402,931,200.60 = 96,111,147.60 : x
  2. Step 2: Convert to fraction form
    268,620,800.40/402,931,200.60 = 96,111,147.60/x
  3. Step 3: Cross multiply
    268,620,800.40x = 402,931,200.60 × 96,111,147.60
  4. Step 4: Simplify right side
    268,620,800.40x = 38,726,180,093,511,808
  5. Step 5: Solve for x
    x = 38,726,180,093,511,808/268,620,800.40
  6. Step 6: Final answer
    x = 144,166,721.40

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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.