Home / 3,976,043,312.01-5,486,956,343.64-2,191,857,569.13

Finding the Fourth Proportional to 3,976,043,312.01, 5,486,956,343.64 and 2,191,857,569.13

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Solution

The fourth proportional to 3,976,043,312.01, 5,486,956,343.64 and 2,191,857,569.13 is: 3,024,772,581.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,043,312.01 : 5,486,956,343.64 = 2,191,857,569.13 : x
  2. Step 2: Convert to fraction form
    3,976,043,312.01/5,486,956,343.64 = 2,191,857,569.13/x
  3. Step 3: Cross multiply
    3,976,043,312.01x = 5,486,956,343.64 × 2,191,857,569.13
  4. Step 4: Simplify right side
    3,976,043,312.01x = 12,026,626,793,293,205,504
  5. Step 5: Solve for x
    x = 12,026,626,793,293,205,504/3,976,043,312.01
  6. Step 6: Final answer
    x = 3,024,772,581.57

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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.