Home / 295,248,990.40-442,873,485.60-131,486,430.40

Finding the Fourth Proportional to 295,248,990.40, 442,873,485.60 and 131,486,430.40

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Solution

The fourth proportional to 295,248,990.40, 442,873,485.60 and 131,486,430.40 is: 197,229,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,248,990.40 : 442,873,485.60 = 131,486,430.40 : x
  2. Step 2: Convert to fraction form
    295,248,990.40/442,873,485.60 = 131,486,430.40/x
  3. Step 3: Cross multiply
    295,248,990.40x = 442,873,485.60 × 131,486,430.40
  4. Step 4: Simplify right side
    295,248,990.40x = 58,231,853,740,349,808
  5. Step 5: Solve for x
    x = 58,231,853,740,349,808/295,248,990.40
  6. Step 6: Final answer
    x = 197,229,645.60

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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.