Home / 1,908,864,867.58-2,634,192,229.04-1,105,126,259.30

Finding the Fourth Proportional to 1,908,864,867.58, 2,634,192,229.04 and 1,105,126,259.30

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Solution

The fourth proportional to 1,908,864,867.58, 2,634,192,229.04 and 1,105,126,259.30 is: 1,525,050,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,864,867.58 : 2,634,192,229.04 = 1,105,126,259.30 : x
  2. Step 2: Convert to fraction form
    1,908,864,867.58/2,634,192,229.04 = 1,105,126,259.30/x
  3. Step 3: Cross multiply
    1,908,864,867.58x = 2,634,192,229.04 × 1,105,126,259.30
  4. Step 4: Simplify right side
    1,908,864,867.58x = 2,911,115,004,356,103,680
  5. Step 5: Solve for x
    x = 2,911,115,004,356,103,680/1,908,864,867.58
  6. Step 6: Final answer
    x = 1,525,050,334.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.