Home / 1,445,617,030.64-1,995,561,727.94-976,353,963.84

Finding the Fourth Proportional to 1,445,617,030.64, 1,995,561,727.94 and 976,353,963.84

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Solution

The fourth proportional to 1,445,617,030.64, 1,995,561,727.94 and 976,353,963.84 is: 1,347,780,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,617,030.64 : 1,995,561,727.94 = 976,353,963.84 : x
  2. Step 2: Convert to fraction form
    1,445,617,030.64/1,995,561,727.94 = 976,353,963.84/x
  3. Step 3: Cross multiply
    1,445,617,030.64x = 1,995,561,727.94 × 976,353,963.84
  4. Step 4: Simplify right side
    1,445,617,030.64x = 1,948,374,603,164,059,648
  5. Step 5: Solve for x
    x = 1,948,374,603,164,059,648/1,445,617,030.64
  6. Step 6: Final answer
    x = 1,347,780,609.85

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Double scale
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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.