Home / 86,644,679.31-130,009,056.75-38,116,227.33

Finding the Fourth Proportional to 86,644,679.31, 130,009,056.75 and 38,116,227.33

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Solution

The fourth proportional to 86,644,679.31, 130,009,056.75 and 38,116,227.33 is: 57,192,834.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,644,679.31 : 130,009,056.75 = 38,116,227.33 : x
  2. Step 2: Convert to fraction form
    86,644,679.31/130,009,056.75 = 38,116,227.33/x
  3. Step 3: Cross multiply
    86,644,679.31x = 130,009,056.75 × 38,116,227.33
  4. Step 4: Simplify right side
    86,644,679.31x = 4,955,454,762,041,871
  5. Step 5: Solve for x
    x = 4,955,454,762,041,871/86,644,679.31
  6. Step 6: Final answer
    x = 57,192,834.01

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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.