Home / 163,888,352.80-245,832,529.20-156,330,080.80

Finding the Fourth Proportional to 163,888,352.80, 245,832,529.20 and 156,330,080.80

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Solution

The fourth proportional to 163,888,352.80, 245,832,529.20 and 156,330,080.80 is: 234,495,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,888,352.80 : 245,832,529.20 = 156,330,080.80 : x
  2. Step 2: Convert to fraction form
    163,888,352.80/245,832,529.20 = 156,330,080.80/x
  3. Step 3: Cross multiply
    163,888,352.80x = 245,832,529.20 × 156,330,080.80
  4. Step 4: Simplify right side
    163,888,352.80x = 38,431,019,153,104,360
  5. Step 5: Solve for x
    x = 38,431,019,153,104,360/163,888,352.80
  6. Step 6: Final answer
    x = 234,495,121.20

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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.