Home / 1,519,712,825.98-2,097,225,118.11-875,612,784.69

Finding the Fourth Proportional to 1,519,712,825.98, 2,097,225,118.11 and 875,612,784.69

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Solution

The fourth proportional to 1,519,712,825.98, 2,097,225,118.11 and 875,612,784.69 is: 1,208,357,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,712,825.98 : 2,097,225,118.11 = 875,612,784.69 : x
  2. Step 2: Convert to fraction form
    1,519,712,825.98/2,097,225,118.11 = 875,612,784.69/x
  3. Step 3: Cross multiply
    1,519,712,825.98x = 2,097,225,118.11 × 875,612,784.69
  4. Step 4: Simplify right side
    1,519,712,825.98x = 1,836,357,125,790,111,232
  5. Step 5: Solve for x
    x = 1,836,357,125,790,111,232/1,519,712,825.98
  6. Step 6: Final answer
    x = 1,208,357,983.43

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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.