Home / 526,566,528.90-789,849,793.35-268,286,202.90

Finding the Fourth Proportional to 526,566,528.90, 789,849,793.35 and 268,286,202.90

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Solution

The fourth proportional to 526,566,528.90, 789,849,793.35 and 268,286,202.90 is: 402,429,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,566,528.90 : 789,849,793.35 = 268,286,202.90 : x
  2. Step 2: Convert to fraction form
    526,566,528.90/789,849,793.35 = 268,286,202.90/x
  3. Step 3: Cross multiply
    526,566,528.90x = 789,849,793.35 × 268,286,202.90
  4. Step 4: Simplify right side
    526,566,528.90x = 211,905,801,919,221,184
  5. Step 5: Solve for x
    x = 211,905,801,919,221,184/526,566,528.90
  6. Step 6: Final answer
    x = 402,429,304.35

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Double scale
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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.