Home / 88,579,712.40-132,869,568.60-40,803,968.40

Finding the Fourth Proportional to 88,579,712.40, 132,869,568.60 and 40,803,968.40

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Solution

The fourth proportional to 88,579,712.40, 132,869,568.60 and 40,803,968.40 is: 61,205,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579,712.40 : 132,869,568.60 = 40,803,968.40 : x
  2. Step 2: Convert to fraction form
    88,579,712.40/132,869,568.60 = 40,803,968.40/x
  3. Step 3: Cross multiply
    88,579,712.40x = 132,869,568.60 × 40,803,968.40
  4. Step 4: Simplify right side
    88,579,712.40x = 5,421,605,678,476,032
  5. Step 5: Solve for x
    x = 5,421,605,678,476,032/88,579,712.40
  6. Step 6: Final answer
    x = 61,205,952.60

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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.