Home / 144,828,803.60-216,959,770.20-87,149,740.40

Finding the Fourth Proportional to 144,828,803.60, 216,959,770.20 and 87,149,740.40

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Solution

The fourth proportional to 144,828,803.60, 216,959,770.20 and 87,149,740.40 is: 130,554,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,828,803.60 : 216,959,770.20 = 87,149,740.40 : x
  2. Step 2: Convert to fraction form
    144,828,803.60/216,959,770.20 = 87,149,740.40/x
  3. Step 3: Cross multiply
    144,828,803.60x = 216,959,770.20 × 87,149,740.40
  4. Step 4: Simplify right side
    144,828,803.60x = 18,907,987,650,173,656
  5. Step 5: Solve for x
    x = 18,907,987,650,173,656/144,828,803.60
  6. Step 6: Final answer
    x = 130,554,055.41

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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.