Home / 76,127,045.83-105,052,510.16-41,318,988.94

Finding the Fourth Proportional to 76,127,045.83, 105,052,510.16 and 41,318,988.94

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Solution

The fourth proportional to 76,127,045.83, 105,052,510.16 and 41,318,988.94 is: 57,018,677.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127,045.83 : 105,052,510.16 = 41,318,988.94 : x
  2. Step 2: Convert to fraction form
    76,127,045.83/105,052,510.16 = 41,318,988.94/x
  3. Step 3: Cross multiply
    76,127,045.83x = 105,052,510.16 × 41,318,988.94
  4. Step 4: Simplify right side
    76,127,045.83x = 4,340,663,504,998,986.50
  5. Step 5: Solve for x
    x = 4,340,663,504,998,986.50/76,127,045.83
  6. Step 6: Final answer
    x = 57,018,677.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.