Home / 147,973,023.20-221,959,534.80-141,926,405.60

Finding the Fourth Proportional to 147,973,023.20, 221,959,534.80 and 141,926,405.60

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Solution

The fourth proportional to 147,973,023.20, 221,959,534.80 and 141,926,405.60 is: 212,889,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,973,023.20 : 221,959,534.80 = 141,926,405.60 : x
  2. Step 2: Convert to fraction form
    147,973,023.20/221,959,534.80 = 141,926,405.60/x
  3. Step 3: Cross multiply
    147,973,023.20x = 221,959,534.80 × 141,926,405.60
  4. Step 4: Simplify right side
    147,973,023.20x = 31,501,918,962,812,116
  5. Step 5: Solve for x
    x = 31,501,918,962,812,116/147,973,023.20
  6. Step 6: Final answer
    x = 212,889,608.40

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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.