Home / 1,224,356,660.40-1,838,448,178.20-707,796,008.40

Finding the Fourth Proportional to 1,224,356,660.40, 1,838,448,178.20 and 707,796,008.40

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Solution

The fourth proportional to 1,224,356,660.40, 1,838,448,178.20 and 707,796,008.40 is: 1,062,800,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,356,660.40 : 1,838,448,178.20 = 707,796,008.40 : x
  2. Step 2: Convert to fraction form
    1,224,356,660.40/1,838,448,178.20 = 707,796,008.40/x
  3. Step 3: Cross multiply
    1,224,356,660.40x = 1,838,448,178.20 × 707,796,008.40
  4. Step 4: Simplify right side
    1,224,356,660.40x = 1,301,246,282,180,211,968
  5. Step 5: Solve for x
    x = 1,301,246,282,180,211,968/1,224,356,660.40
  6. Step 6: Final answer
    x = 1,062,800,019.20

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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.