Home / 725,116,079.40-1,087,886,363.64-233,819,468.32

Finding the Fourth Proportional to 725,116,079.40, 1,087,886,363.64 and 233,819,468.32

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Solution

The fourth proportional to 725,116,079.40, 1,087,886,363.64 and 233,819,468.32 is: 350,797,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,116,079.40 : 1,087,886,363.64 = 233,819,468.32 : x
  2. Step 2: Convert to fraction form
    725,116,079.40/1,087,886,363.64 = 233,819,468.32/x
  3. Step 3: Cross multiply
    725,116,079.40x = 1,087,886,363.64 × 233,819,468.32
  4. Step 4: Simplify right side
    725,116,079.40x = 254,369,011,138,883,008
  5. Step 5: Solve for x
    x = 254,369,011,138,883,008/725,116,079.40
  6. Step 6: Final answer
    x = 350,797,642.43

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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.