Home / 695,276,820.60-1,043,041,202.10-349,359,905.40

Finding the Fourth Proportional to 695,276,820.60, 1,043,041,202.10 and 349,359,905.40

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Solution

The fourth proportional to 695,276,820.60, 1,043,041,202.10 and 349,359,905.40 is: 524,103,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,276,820.60 : 1,043,041,202.10 = 349,359,905.40 : x
  2. Step 2: Convert to fraction form
    695,276,820.60/1,043,041,202.10 = 349,359,905.40/x
  3. Step 3: Cross multiply
    695,276,820.60x = 1,043,041,202.10 × 349,359,905.40
  4. Step 4: Simplify right side
    695,276,820.60x = 364,396,775,693,958,272
  5. Step 5: Solve for x
    x = 364,396,775,693,958,272/695,276,820.60
  6. Step 6: Final answer
    x = 524,103,155.60

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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.