Home / 295,272,009.40-442,908,014.10-90,773,512.60

Finding the Fourth Proportional to 295,272,009.40, 442,908,014.10 and 90,773,512.60

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Solution

The fourth proportional to 295,272,009.40, 442,908,014.10 and 90,773,512.60 is: 136,160,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,272,009.40 : 442,908,014.10 = 90,773,512.60 : x
  2. Step 2: Convert to fraction form
    295,272,009.40/442,908,014.10 = 90,773,512.60/x
  3. Step 3: Cross multiply
    295,272,009.40x = 442,908,014.10 × 90,773,512.60
  4. Step 4: Simplify right side
    295,272,009.40x = 40,204,316,198,547,328
  5. Step 5: Solve for x
    x = 40,204,316,198,547,328/295,272,009.40
  6. Step 6: Final answer
    x = 136,160,268.90

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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.