Home / 144,289,360.80-216,434,041.20-117,079,581.60

Finding the Fourth Proportional to 144,289,360.80, 216,434,041.20 and 117,079,581.60

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Solution

The fourth proportional to 144,289,360.80, 216,434,041.20 and 117,079,581.60 is: 175,619,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,289,360.80 : 216,434,041.20 = 117,079,581.60 : x
  2. Step 2: Convert to fraction form
    144,289,360.80/216,434,041.20 = 117,079,581.60/x
  3. Step 3: Cross multiply
    144,289,360.80x = 216,434,041.20 × 117,079,581.60
  4. Step 4: Simplify right side
    144,289,360.80x = 25,340,006,987,693,160
  5. Step 5: Solve for x
    x = 25,340,006,987,693,160/144,289,360.80
  6. Step 6: Final answer
    x = 175,619,372.40

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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.