Home / 1,519,712,826.98-2,097,225,119.49-875,612,785.69

Finding the Fourth Proportional to 1,519,712,826.98, 2,097,225,119.49 and 875,612,785.69

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Solution

The fourth proportional to 1,519,712,826.98, 2,097,225,119.49 and 875,612,785.69 is: 1,208,357,984.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,712,826.98 : 2,097,225,119.49 = 875,612,785.69 : x
  2. Step 2: Convert to fraction form
    1,519,712,826.98/2,097,225,119.49 = 875,612,785.69/x
  3. Step 3: Cross multiply
    1,519,712,826.98x = 2,097,225,119.49 × 875,612,785.69
  4. Step 4: Simplify right side
    1,519,712,826.98x = 1,836,357,129,095,682,048
  5. Step 5: Solve for x
    x = 1,836,357,129,095,682,048/1,519,712,826.98
  6. Step 6: Final answer
    x = 1,208,357,984.81

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Double scale
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1.5x scale

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.