Home / 3,886,165,916.10-5,829,248,874.15-3,808,681,818.30

Finding the Fourth Proportional to 3,886,165,916.10, 5,829,248,874.15 and 3,808,681,818.30

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Solution

The fourth proportional to 3,886,165,916.10, 5,829,248,874.15 and 3,808,681,818.30 is: 5,713,022,727.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,165,916.10 : 5,829,248,874.15 = 3,808,681,818.30 : x
  2. Step 2: Convert to fraction form
    3,886,165,916.10/5,829,248,874.15 = 3,808,681,818.30/x
  3. Step 3: Cross multiply
    3,886,165,916.10x = 5,829,248,874.15 × 3,808,681,818.30
  4. Step 4: Simplify right side
    3,886,165,916.10x = 22,201,754,201,320,849,408
  5. Step 5: Solve for x
    x = 22,201,754,201,320,849,408/3,886,165,916.10
  6. Step 6: Final answer
    x = 5,713,022,727.45

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Double scale
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Similar ratio
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1.5x scale

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.