Home / 86,335,837.07-119,143,764.47-47,177,613.41

Finding the Fourth Proportional to 86,335,837.07, 119,143,764.47 and 47,177,613.41

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Solution

The fourth proportional to 86,335,837.07, 119,143,764.47 and 47,177,613.41 is: 65,105,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,335,837.07 : 119,143,764.47 = 47,177,613.41 : x
  2. Step 2: Convert to fraction form
    86,335,837.07/119,143,764.47 = 47,177,613.41/x
  3. Step 3: Cross multiply
    86,335,837.07x = 119,143,764.47 × 47,177,613.41
  4. Step 4: Simplify right side
    86,335,837.07x = 5,620,918,459,899,979
  5. Step 5: Solve for x
    x = 5,620,918,459,899,979/86,335,837.07
  6. Step 6: Final answer
    x = 65,105,275.53

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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.