Home / 161,287,746.80-241,931,620.20-115,938,114.80

Finding the Fourth Proportional to 161,287,746.80, 241,931,620.20 and 115,938,114.80

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Solution

The fourth proportional to 161,287,746.80, 241,931,620.20 and 115,938,114.80 is: 173,907,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,287,746.80 : 241,931,620.20 = 115,938,114.80 : x
  2. Step 2: Convert to fraction form
    161,287,746.80/241,931,620.20 = 115,938,114.80/x
  3. Step 3: Cross multiply
    161,287,746.80x = 241,931,620.20 × 115,938,114.80
  4. Step 4: Simplify right side
    161,287,746.80x = 28,049,095,956,497,596
  5. Step 5: Solve for x
    x = 28,049,095,956,497,596/161,287,746.80
  6. Step 6: Final answer
    x = 173,907,172.20

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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.