Home / 69,100,514,373.65-95,359,062,459.65-38,617,206,752.72

Finding the Fourth Proportional to 69,100,514,373.65, 95,359,062,459.65 and 38,617,206,752.72

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Solution

The fourth proportional to 69,100,514,373.65, 95,359,062,459.65 and 38,617,206,752.72 is: 53,291,942,384.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,100,514,373.65 : 95,359,062,459.65 = 38,617,206,752.72 : x
  2. Step 2: Convert to fraction form
    69,100,514,373.65/95,359,062,459.65 = 38,617,206,752.72/x
  3. Step 3: Cross multiply
    69,100,514,373.65x = 95,359,062,459.65 × 38,617,206,752.72
  4. Step 4: Simplify right side
    69,100,514,373.65x = 3,682,500,630,749,862,428,672
  5. Step 5: Solve for x
    x = 3,682,500,630,749,862,428,672/69,100,514,373.65
  6. Step 6: Final answer
    x = 53,291,942,384.65

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Double scale
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1.5x scale

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.