Home / 11,975,826,454.72-16,531,729,203.87-7,461,935,690.65

Finding the Fourth Proportional to 11,975,826,454.72, 16,531,729,203.87 and 7,461,935,690.65

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Solution

The fourth proportional to 11,975,826,454.72, 16,531,729,203.87 and 7,461,935,690.65 is: 10,300,641,934.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,826,454.72 : 16,531,729,203.87 = 7,461,935,690.65 : x
  2. Step 2: Convert to fraction form
    11,975,826,454.72/16,531,729,203.87 = 7,461,935,690.65/x
  3. Step 3: Cross multiply
    11,975,826,454.72x = 16,531,729,203.87 × 7,461,935,690.65
  4. Step 4: Simplify right side
    11,975,826,454.72x = 123,358,700,174,478,802,944
  5. Step 5: Solve for x
    x = 123,358,700,174,478,802,944/11,975,826,454.72
  6. Step 6: Final answer
    x = 10,300,641,934.06

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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.