Home / 156,830,340.20-235,245,510.30-144,289,207.40

Finding the Fourth Proportional to 156,830,340.20, 235,245,510.30 and 144,289,207.40

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Solution

The fourth proportional to 156,830,340.20, 235,245,510.30 and 144,289,207.40 is: 216,433,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,830,340.20 : 235,245,510.30 = 144,289,207.40 : x
  2. Step 2: Convert to fraction form
    156,830,340.20/235,245,510.30 = 144,289,207.40/x
  3. Step 3: Cross multiply
    156,830,340.20x = 235,245,510.30 × 144,289,207.40
  4. Step 4: Simplify right side
    156,830,340.20x = 33,943,388,225,595,540
  5. Step 5: Solve for x
    x = 33,943,388,225,595,540/156,830,340.20
  6. Step 6: Final answer
    x = 216,433,811.10

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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.