Home / 317,195,633.60-475,782,980.86-130,443,113.60

Finding the Fourth Proportional to 317,195,633.60, 475,782,980.86 and 130,443,113.60

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Solution

The fourth proportional to 317,195,633.60, 475,782,980.86 and 130,443,113.60 is: 195,660,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,195,633.60 : 475,782,980.86 = 130,443,113.60 : x
  2. Step 2: Convert to fraction form
    317,195,633.60/475,782,980.86 = 130,443,113.60/x
  3. Step 3: Cross multiply
    317,195,633.60x = 475,782,980.86 × 130,443,113.60
  4. Step 4: Simplify right side
    317,195,633.60x = 62,062,613,421,267,608
  5. Step 5: Solve for x
    x = 62,062,613,421,267,608/317,195,633.60
  6. Step 6: Final answer
    x = 195,660,364.92

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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.