Home / 971,081,200.80-1,456,621,801.20-357,585,710.40

Finding the Fourth Proportional to 971,081,200.80, 1,456,621,801.20 and 357,585,710.40

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Solution

The fourth proportional to 971,081,200.80, 1,456,621,801.20 and 357,585,710.40 is: 536,378,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,081,200.80 : 1,456,621,801.20 = 357,585,710.40 : x
  2. Step 2: Convert to fraction form
    971,081,200.80/1,456,621,801.20 = 357,585,710.40/x
  3. Step 3: Cross multiply
    971,081,200.80x = 1,456,621,801.20 × 357,585,710.40
  4. Step 4: Simplify right side
    971,081,200.80x = 520,867,141,566,229,568
  5. Step 5: Solve for x
    x = 520,867,141,566,229,568/971,081,200.80
  6. Step 6: Final answer
    x = 536,378,565.60

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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.