Home / 2,121,226,862.77-2,927,384,301.90-1,181,429,922.61

Finding the Fourth Proportional to 2,121,226,862.77, 2,927,384,301.90 and 1,181,429,922.61

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Solution

The fourth proportional to 2,121,226,862.77, 2,927,384,301.90 and 1,181,429,922.61 is: 1,630,424,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,226,862.77 : 2,927,384,301.90 = 1,181,429,922.61 : x
  2. Step 2: Convert to fraction form
    2,121,226,862.77/2,927,384,301.90 = 1,181,429,922.61/x
  3. Step 3: Cross multiply
    2,121,226,862.77x = 2,927,384,301.90 × 1,181,429,922.61
  4. Step 4: Simplify right side
    2,121,226,862.77x = 3,458,499,409,243,445,760
  5. Step 5: Solve for x
    x = 3,458,499,409,243,445,760/2,121,226,862.77
  6. Step 6: Final answer
    x = 1,630,424,105.00

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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.