Home / 2,885,172,388.30-4,327,758,582.45-1,966,842,340.30

Finding the Fourth Proportional to 2,885,172,388.30, 4,327,758,582.45 and 1,966,842,340.30

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Solution

The fourth proportional to 2,885,172,388.30, 4,327,758,582.45 and 1,966,842,340.30 is: 2,950,263,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,172,388.30 : 4,327,758,582.45 = 1,966,842,340.30 : x
  2. Step 2: Convert to fraction form
    2,885,172,388.30/4,327,758,582.45 = 1,966,842,340.30/x
  3. Step 3: Cross multiply
    2,885,172,388.30x = 4,327,758,582.45 × 1,966,842,340.30
  4. Step 4: Simplify right side
    2,885,172,388.30x = 8,512,018,818,559,368,192
  5. Step 5: Solve for x
    x = 8,512,018,818,559,368,192/2,885,172,388.30
  6. Step 6: Final answer
    x = 2,950,263,510.45

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Double scale
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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.