Home / 147,764,340.80-221,646,511.20-93,344,782.40

Finding the Fourth Proportional to 147,764,340.80, 221,646,511.20 and 93,344,782.40

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Solution

The fourth proportional to 147,764,340.80, 221,646,511.20 and 93,344,782.40 is: 140,017,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,764,340.80 : 221,646,511.20 = 93,344,782.40 : x
  2. Step 2: Convert to fraction form
    147,764,340.80/221,646,511.20 = 93,344,782.40/x
  3. Step 3: Cross multiply
    147,764,340.80x = 221,646,511.20 × 93,344,782.40
  4. Step 4: Simplify right side
    147,764,340.80x = 20,689,545,357,683,164
  5. Step 5: Solve for x
    x = 20,689,545,357,683,164/147,764,340.80
  6. Step 6: Final answer
    x = 140,017,173.60

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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.