Home / 132,878,045.10-199,317,067.65-61,214,429.10

Finding the Fourth Proportional to 132,878,045.10, 199,317,067.65 and 61,214,429.10

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Solution

The fourth proportional to 132,878,045.10, 199,317,067.65 and 61,214,429.10 is: 91,821,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,878,045.10 : 199,317,067.65 = 61,214,429.10 : x
  2. Step 2: Convert to fraction form
    132,878,045.10/199,317,067.65 = 61,214,429.10/x
  3. Step 3: Cross multiply
    132,878,045.10x = 199,317,067.65 × 61,214,429.10
  4. Step 4: Simplify right side
    132,878,045.10x = 12,201,080,506,080,830
  5. Step 5: Solve for x
    x = 12,201,080,506,080,830/132,878,045.10
  6. Step 6: Final answer
    x = 91,821,643.65

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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.