Home / 732,943,315.60-1,099,414,973.40-442,138,800.40

Finding the Fourth Proportional to 732,943,315.60, 1,099,414,973.40 and 442,138,800.40

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Solution

The fourth proportional to 732,943,315.60, 1,099,414,973.40 and 442,138,800.40 is: 663,208,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,943,315.60 : 1,099,414,973.40 = 442,138,800.40 : x
  2. Step 2: Convert to fraction form
    732,943,315.60/1,099,414,973.40 = 442,138,800.40/x
  3. Step 3: Cross multiply
    732,943,315.60x = 1,099,414,973.40 × 442,138,800.40
  4. Step 4: Simplify right side
    732,943,315.60x = 486,094,017,480,873,920
  5. Step 5: Solve for x
    x = 486,094,017,480,873,920/732,943,315.60
  6. Step 6: Final answer
    x = 663,208,200.60

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1.5x scale

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.