Home / 98,318,665.70-147,537,047.55-40,804,939.70

Finding the Fourth Proportional to 98,318,665.70, 147,537,047.55 and 40,804,939.70

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Solution

The fourth proportional to 98,318,665.70, 147,537,047.55 and 40,804,939.70 is: 61,231,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,318,665.70 : 147,537,047.55 = 40,804,939.70 : x
  2. Step 2: Convert to fraction form
    98,318,665.70/147,537,047.55 = 40,804,939.70/x
  3. Step 3: Cross multiply
    98,318,665.70x = 147,537,047.55 × 40,804,939.70
  4. Step 4: Simplify right side
    98,318,665.70x = 6,020,240,328,793,784
  5. Step 5: Solve for x
    x = 6,020,240,328,793,784/98,318,665.70
  6. Step 6: Final answer
    x = 61,231,916.50

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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.