Home / 86,894,391.96-130,455,501.36-58,268,617.68

Finding the Fourth Proportional to 86,894,391.96, 130,455,501.36 and 58,268,617.68

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Solution

The fourth proportional to 86,894,391.96, 130,455,501.36 and 58,268,617.68 is: 87,479,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,894,391.96 : 130,455,501.36 = 58,268,617.68 : x
  2. Step 2: Convert to fraction form
    86,894,391.96/130,455,501.36 = 58,268,617.68/x
  3. Step 3: Cross multiply
    86,894,391.96x = 130,455,501.36 × 58,268,617.68
  4. Step 4: Simplify right side
    86,894,391.96x = 7,601,461,732,998,560
  5. Step 5: Solve for x
    x = 7,601,461,732,998,560/86,894,391.96
  6. Step 6: Final answer
    x = 87,479,313.24

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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.