Home / 86,937,664.80-130,406,497.20-41,588,032.80

Finding the Fourth Proportional to 86,937,664.80, 130,406,497.20 and 41,588,032.80

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Solution

The fourth proportional to 86,937,664.80, 130,406,497.20 and 41,588,032.80 is: 62,382,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,937,664.80 : 130,406,497.20 = 41,588,032.80 : x
  2. Step 2: Convert to fraction form
    86,937,664.80/130,406,497.20 = 41,588,032.80/x
  3. Step 3: Cross multiply
    86,937,664.80x = 130,406,497.20 × 41,588,032.80
  4. Step 4: Simplify right side
    86,937,664.80x = 5,423,349,682,886,708
  5. Step 5: Solve for x
    x = 5,423,349,682,886,708/86,937,664.80
  6. Step 6: Final answer
    x = 62,382,049.20

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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.