Home / 700,604,043.40-1,050,906,065.10-442,615,025.80

Finding the Fourth Proportional to 700,604,043.40, 1,050,906,065.10 and 442,615,025.80

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Solution

The fourth proportional to 700,604,043.40, 1,050,906,065.10 and 442,615,025.80 is: 663,922,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,604,043.40 : 1,050,906,065.10 = 442,615,025.80 : x
  2. Step 2: Convert to fraction form
    700,604,043.40/1,050,906,065.10 = 442,615,025.80/x
  3. Step 3: Cross multiply
    700,604,043.40x = 1,050,906,065.10 × 442,615,025.80
  4. Step 4: Simplify right side
    700,604,043.40x = 465,146,815,117,612,992
  5. Step 5: Solve for x
    x = 465,146,815,117,612,992/700,604,043.40
  6. Step 6: Final answer
    x = 663,922,538.70

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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.