Home / 154,692,982.08-232,036,102.40-72,766,449.80

Finding the Fourth Proportional to 154,692,982.08, 232,036,102.40 and 72,766,449.80

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Solution

The fourth proportional to 154,692,982.08, 232,036,102.40 and 72,766,449.80 is: 109,148,089.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,692,982.08 : 232,036,102.40 = 72,766,449.80 : x
  2. Step 2: Convert to fraction form
    154,692,982.08/232,036,102.40 = 72,766,449.80/x
  3. Step 3: Cross multiply
    154,692,982.08x = 232,036,102.40 × 72,766,449.80
  4. Step 4: Simplify right side
    154,692,982.08x = 16,884,443,397,077,260
  5. Step 5: Solve for x
    x = 16,884,443,397,077,260/154,692,982.08
  6. Step 6: Final answer
    x = 109,148,089.14

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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.