Home / 1,062,410,404.80-1,593,615,607.20-840,480,643.20

Finding the Fourth Proportional to 1,062,410,404.80, 1,593,615,607.20 and 840,480,643.20

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Solution

The fourth proportional to 1,062,410,404.80, 1,593,615,607.20 and 840,480,643.20 is: 1,260,720,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,410,404.80 : 1,593,615,607.20 = 840,480,643.20 : x
  2. Step 2: Convert to fraction form
    1,062,410,404.80/1,593,615,607.20 = 840,480,643.20/x
  3. Step 3: Cross multiply
    1,062,410,404.80x = 1,593,615,607.20 × 840,480,643.20
  4. Step 4: Simplify right side
    1,062,410,404.80x = 1,339,403,070,553,014,784
  5. Step 5: Solve for x
    x = 1,339,403,070,553,014,784/1,062,410,404.80
  6. Step 6: Final answer
    x = 1,260,720,964.80

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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.