Home / 154,692,793.77-232,035,819.93-72,766,261.39

Finding the Fourth Proportional to 154,692,793.77, 232,035,819.93 and 72,766,261.39

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Solution

The fourth proportional to 154,692,793.77, 232,035,819.93 and 72,766,261.39 is: 109,147,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,692,793.77 : 232,035,819.93 = 72,766,261.39 : x
  2. Step 2: Convert to fraction form
    154,692,793.77/232,035,819.93 = 72,766,261.39/x
  3. Step 3: Cross multiply
    154,692,793.77x = 232,035,819.93 × 72,766,261.39
  4. Step 4: Simplify right side
    154,692,793.77x = 16,884,379,124,869,352
  5. Step 5: Solve for x
    x = 16,884,379,124,869,352/154,692,793.77
  6. Step 6: Final answer
    x = 109,147,806.52

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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.