Home / 112,077,718.20-168,116,577.30-39,376,589.40

Finding the Fourth Proportional to 112,077,718.20, 168,116,577.30 and 39,376,589.40

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Solution

The fourth proportional to 112,077,718.20, 168,116,577.30 and 39,376,589.40 is: 59,064,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,077,718.20 : 168,116,577.30 = 39,376,589.40 : x
  2. Step 2: Convert to fraction form
    112,077,718.20/168,116,577.30 = 39,376,589.40/x
  3. Step 3: Cross multiply
    112,077,718.20x = 168,116,577.30 × 39,376,589.40
  4. Step 4: Simplify right side
    112,077,718.20x = 6,619,857,435,675,461
  5. Step 5: Solve for x
    x = 6,619,857,435,675,461/112,077,718.20
  6. Step 6: Final answer
    x = 59,064,884.10

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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.