Home / 1,583,165,248.79-2,184,767,196.32-868,705,493.38

Finding the Fourth Proportional to 1,583,165,248.79, 2,184,767,196.32 and 868,705,493.38

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Solution

The fourth proportional to 1,583,165,248.79, 2,184,767,196.32 and 868,705,493.38 is: 1,198,813,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,165,248.79 : 2,184,767,196.32 = 868,705,493.38 : x
  2. Step 2: Convert to fraction form
    1,583,165,248.79/2,184,767,196.32 = 868,705,493.38/x
  3. Step 3: Cross multiply
    1,583,165,248.79x = 2,184,767,196.32 × 868,705,493.38
  4. Step 4: Simplify right side
    1,583,165,248.79x = 1,897,919,265,196,401,664
  5. Step 5: Solve for x
    x = 1,897,919,265,196,401,664/1,583,165,248.79
  6. Step 6: Final answer
    x = 1,198,813,116.10

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1.5x scale

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.