Home / 75,470,897.10-113,206,345.65-51,284,426.70

Finding the Fourth Proportional to 75,470,897.10, 113,206,345.65 and 51,284,426.70

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Solution

The fourth proportional to 75,470,897.10, 113,206,345.65 and 51,284,426.70 is: 76,926,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,470,897.10 : 113,206,345.65 = 51,284,426.70 : x
  2. Step 2: Convert to fraction form
    75,470,897.10/113,206,345.65 = 51,284,426.70/x
  3. Step 3: Cross multiply
    75,470,897.10x = 113,206,345.65 × 51,284,426.70
  4. Step 4: Simplify right side
    75,470,897.10x = 5,805,722,535,462,289
  5. Step 5: Solve for x
    x = 5,805,722,535,462,289/75,470,897.10
  6. Step 6: Final answer
    x = 76,926,640.05

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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.