Home / 169,280,810.25-253,924,365.87-48,115,411.53

Finding the Fourth Proportional to 169,280,810.25, 253,924,365.87 and 48,115,411.53

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Solution

The fourth proportional to 169,280,810.25, 253,924,365.87 and 48,115,411.53 is: 72,174,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,280,810.25 : 253,924,365.87 = 48,115,411.53 : x
  2. Step 2: Convert to fraction form
    169,280,810.25/253,924,365.87 = 48,115,411.53/x
  3. Step 3: Cross multiply
    169,280,810.25x = 253,924,365.87 × 48,115,411.53
  4. Step 4: Simplify right side
    169,280,810.25x = 12,217,675,361,329,338
  5. Step 5: Solve for x
    x = 12,217,675,361,329,338/169,280,810.25
  6. Step 6: Final answer
    x = 72,174,012.77

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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.