Home / 526,113,387.60-789,170,081.40-510,996,843.60

Finding the Fourth Proportional to 526,113,387.60, 789,170,081.40 and 510,996,843.60

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Solution

The fourth proportional to 526,113,387.60, 789,170,081.40 and 510,996,843.60 is: 766,495,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,113,387.60 : 789,170,081.40 = 510,996,843.60 : x
  2. Step 2: Convert to fraction form
    526,113,387.60/789,170,081.40 = 510,996,843.60/x
  3. Step 3: Cross multiply
    526,113,387.60x = 789,170,081.40 × 510,996,843.60
  4. Step 4: Simplify right side
    526,113,387.60x = 403,263,420,658,955,072
  5. Step 5: Solve for x
    x = 403,263,420,658,955,072/526,113,387.60
  6. Step 6: Final answer
    x = 766,495,265.40

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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.