Home / 317,952,005.60-476,928,008.40-113,486,751.20

Finding the Fourth Proportional to 317,952,005.60, 476,928,008.40 and 113,486,751.20

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Solution

The fourth proportional to 317,952,005.60, 476,928,008.40 and 113,486,751.20 is: 170,230,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,952,005.60 : 476,928,008.40 = 113,486,751.20 : x
  2. Step 2: Convert to fraction form
    317,952,005.60/476,928,008.40 = 113,486,751.20/x
  3. Step 3: Cross multiply
    317,952,005.60x = 476,928,008.40 × 113,486,751.20
  4. Step 4: Simplify right side
    317,952,005.60x = 54,125,010,229,602,312
  5. Step 5: Solve for x
    x = 54,125,010,229,602,312/317,952,005.60
  6. Step 6: Final answer
    x = 170,230,126.80

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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.