Home / 1,908,864,833.97-2,634,192,182.72-1,105,126,225.82

Finding the Fourth Proportional to 1,908,864,833.97, 2,634,192,182.72 and 1,105,126,225.82

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Solution

The fourth proportional to 1,908,864,833.97, 2,634,192,182.72 and 1,105,126,225.82 is: 1,525,050,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,864,833.97 : 2,634,192,182.72 = 1,105,126,225.82 : x
  2. Step 2: Convert to fraction form
    1,908,864,833.97/2,634,192,182.72 = 1,105,126,225.82/x
  3. Step 3: Cross multiply
    1,908,864,833.97x = 2,634,192,182.72 × 1,105,126,225.82
  4. Step 4: Simplify right side
    1,908,864,833.97x = 2,911,114,864,955,205,120
  5. Step 5: Solve for x
    x = 2,911,114,864,955,205,120/1,908,864,833.97
  6. Step 6: Final answer
    x = 1,525,050,288.08

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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.