Home / 125,486,564.40-188,229,846.60-116,877,220.20

Finding the Fourth Proportional to 125,486,564.40, 188,229,846.60 and 116,877,220.20

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Solution

The fourth proportional to 125,486,564.40, 188,229,846.60 and 116,877,220.20 is: 175,315,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,486,564.40 : 188,229,846.60 = 116,877,220.20 : x
  2. Step 2: Convert to fraction form
    125,486,564.40/188,229,846.60 = 116,877,220.20/x
  3. Step 3: Cross multiply
    125,486,564.40x = 188,229,846.60 × 116,877,220.20
  4. Step 4: Simplify right side
    125,486,564.40x = 21,999,781,229,280,420
  5. Step 5: Solve for x
    x = 21,999,781,229,280,420/125,486,564.40
  6. Step 6: Final answer
    x = 175,315,830.30

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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.