Home / 268,621,148.80-402,931,723.20-96,103,590.40

Finding the Fourth Proportional to 268,621,148.80, 402,931,723.20 and 96,103,590.40

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Solution

The fourth proportional to 268,621,148.80, 402,931,723.20 and 96,103,590.40 is: 144,155,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,621,148.80 : 402,931,723.20 = 96,103,590.40 : x
  2. Step 2: Convert to fraction form
    268,621,148.80/402,931,723.20 = 96,103,590.40/x
  3. Step 3: Cross multiply
    268,621,148.80x = 402,931,723.20 × 96,103,590.40
  4. Step 4: Simplify right side
    268,621,148.80x = 38,723,185,285,578,976
  5. Step 5: Solve for x
    x = 38,723,185,285,578,976/268,621,148.80
  6. Step 6: Final answer
    x = 144,155,385.60

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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.