Home / 295,488,009.60-443,232,014.40-261,475,785.60

Finding the Fourth Proportional to 295,488,009.60, 443,232,014.40 and 261,475,785.60

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Solution

The fourth proportional to 295,488,009.60, 443,232,014.40 and 261,475,785.60 is: 392,213,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,009.60 : 443,232,014.40 = 261,475,785.60 : x
  2. Step 2: Convert to fraction form
    295,488,009.60/443,232,014.40 = 261,475,785.60/x
  3. Step 3: Cross multiply
    295,488,009.60x = 443,232,014.40 × 261,475,785.60
  4. Step 4: Simplify right side
    295,488,009.60x = 115,894,439,168,310,496
  5. Step 5: Solve for x
    x = 115,894,439,168,310,496/295,488,009.60
  6. Step 6: Final answer
    x = 392,213,678.40

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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.