Home / 316,619,427.60-474,929,141.40-112,120,930.80

Finding the Fourth Proportional to 316,619,427.60, 474,929,141.40 and 112,120,930.80

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Solution

The fourth proportional to 316,619,427.60, 474,929,141.40 and 112,120,930.80 is: 168,181,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,619,427.60 : 474,929,141.40 = 112,120,930.80 : x
  2. Step 2: Convert to fraction form
    316,619,427.60/474,929,141.40 = 112,120,930.80/x
  3. Step 3: Cross multiply
    316,619,427.60x = 474,929,141.40 × 112,120,930.80
  4. Step 4: Simplify right side
    316,619,427.60x = 53,249,497,397,812,808
  5. Step 5: Solve for x
    x = 53,249,497,397,812,808/316,619,427.60
  6. Step 6: Final answer
    x = 168,181,396.20

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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.