Home / 1,462,137,788.28-2,193,277,547.72-479,477,397.72

Finding the Fourth Proportional to 1,462,137,788.28, 2,193,277,547.72 and 479,477,397.72

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Solution

The fourth proportional to 1,462,137,788.28, 2,193,277,547.72 and 479,477,397.72 is: 719,239,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,137,788.28 : 2,193,277,547.72 = 479,477,397.72 : x
  2. Step 2: Convert to fraction form
    1,462,137,788.28/2,193,277,547.72 = 479,477,397.72/x
  3. Step 3: Cross multiply
    1,462,137,788.28x = 2,193,277,547.72 × 479,477,397.72
  4. Step 4: Simplify right side
    1,462,137,788.28x = 1,051,627,011,058,488,704
  5. Step 5: Solve for x
    x = 1,051,627,011,058,488,704/1,462,137,788.28
  6. Step 6: Final answer
    x = 719,239,335.37

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Double scale
Find fourth proportional to 1,462,137,789.28, 2,193,277,549.22 and 479,477,398.72
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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.