Home / 141,872,919.30-212,815,721.22-43,497,547.74

Finding the Fourth Proportional to 141,872,919.30, 212,815,721.22 and 43,497,547.74

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Solution

The fourth proportional to 141,872,919.30, 212,815,721.22 and 43,497,547.74 is: 65,248,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,872,919.30 : 212,815,721.22 = 43,497,547.74 : x
  2. Step 2: Convert to fraction form
    141,872,919.30/212,815,721.22 = 43,497,547.74/x
  3. Step 3: Cross multiply
    141,872,919.30x = 212,815,721.22 × 43,497,547.74
  4. Step 4: Simplify right side
    141,872,919.30x = 9,256,961,993,589,482
  5. Step 5: Solve for x
    x = 9,256,961,993,589,482/141,872,919.30
  6. Step 6: Final answer
    x = 65,248,266.12

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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.