Home / 86,776,689.50-130,201,532.86-54,014,647.04

Finding the Fourth Proportional to 86,776,689.50, 130,201,532.86 and 54,014,647.04

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Solution

The fourth proportional to 86,776,689.50, 130,201,532.86 and 54,014,647.04 is: 81,044,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,776,689.50 : 130,201,532.86 = 54,014,647.04 : x
  2. Step 2: Convert to fraction form
    86,776,689.50/130,201,532.86 = 54,014,647.04/x
  3. Step 3: Cross multiply
    86,776,689.50x = 130,201,532.86 × 54,014,647.04
  4. Step 4: Simplify right side
    86,776,689.50x = 7,032,789,841,499,862
  5. Step 5: Solve for x
    x = 7,032,789,841,499,862/86,776,689.50
  6. Step 6: Final answer
    x = 81,044,689.33

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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.