Home / 88,072,631.40-132,108,947.10-55,335,865.80

Finding the Fourth Proportional to 88,072,631.40, 132,108,947.10 and 55,335,865.80

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Solution

The fourth proportional to 88,072,631.40, 132,108,947.10 and 55,335,865.80 is: 83,003,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,072,631.40 : 132,108,947.10 = 55,335,865.80 : x
  2. Step 2: Convert to fraction form
    88,072,631.40/132,108,947.10 = 55,335,865.80/x
  3. Step 3: Cross multiply
    88,072,631.40x = 132,108,947.10 × 55,335,865.80
  4. Step 4: Simplify right side
    88,072,631.40x = 7,310,362,967,704,898
  5. Step 5: Solve for x
    x = 7,310,362,967,704,898/88,072,631.40
  6. Step 6: Final answer
    x = 83,003,798.70

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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.