Home / 70,259,279.51-96,955,723.34-38,898,726.19

Finding the Fourth Proportional to 70,259,279.51, 96,955,723.34 and 38,898,726.19

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Solution

The fourth proportional to 70,259,279.51, 96,955,723.34 and 38,898,726.19 is: 53,679,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,259,279.51 : 96,955,723.34 = 38,898,726.19 : x
  2. Step 2: Convert to fraction form
    70,259,279.51/96,955,723.34 = 38,898,726.19/x
  3. Step 3: Cross multiply
    70,259,279.51x = 96,955,723.34 × 38,898,726.19
  4. Step 4: Simplify right side
    70,259,279.51x = 3,771,454,134,465,039.50
  5. Step 5: Solve for x
    x = 3,771,454,134,465,039.50/70,259,279.51
  6. Step 6: Final answer
    x = 53,679,089.23

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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.