Home / 88,579,660.40-132,869,490.60-40,803,916.40

Finding the Fourth Proportional to 88,579,660.40, 132,869,490.60 and 40,803,916.40

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Solution

The fourth proportional to 88,579,660.40, 132,869,490.60 and 40,803,916.40 is: 61,205,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579,660.40 : 132,869,490.60 = 40,803,916.40 : x
  2. Step 2: Convert to fraction form
    88,579,660.40/132,869,490.60 = 40,803,916.40/x
  3. Step 3: Cross multiply
    88,579,660.40x = 132,869,490.60 × 40,803,916.40
  4. Step 4: Simplify right side
    88,579,660.40x = 5,421,595,586,552,985
  5. Step 5: Solve for x
    x = 5,421,595,586,552,985/88,579,660.40
  6. Step 6: Final answer
    x = 61,205,874.60

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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.