Home / 104,819,353.60-157,229,030.40-66,366,644.80

Finding the Fourth Proportional to 104,819,353.60, 157,229,030.40 and 66,366,644.80

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Solution

The fourth proportional to 104,819,353.60, 157,229,030.40 and 66,366,644.80 is: 99,549,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,819,353.60 : 157,229,030.40 = 66,366,644.80 : x
  2. Step 2: Convert to fraction form
    104,819,353.60/157,229,030.40 = 66,366,644.80/x
  3. Step 3: Cross multiply
    104,819,353.60x = 157,229,030.40 × 66,366,644.80
  4. Step 4: Simplify right side
    104,819,353.60x = 10,434,763,212,805,202
  5. Step 5: Solve for x
    x = 10,434,763,212,805,202/104,819,353.60
  6. Step 6: Final answer
    x = 99,549,967.20

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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.