Home / 85,295,386.80-127,905,755.40-34,160,410.80

Finding the Fourth Proportional to 85,295,386.80, 127,905,755.40 and 34,160,410.80

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Solution

The fourth proportional to 85,295,386.80, 127,905,755.40 and 34,160,410.80 is: 51,225,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,295,386.80 : 127,905,755.40 = 34,160,410.80 : x
  2. Step 2: Convert to fraction form
    85,295,386.80/127,905,755.40 = 34,160,410.80/x
  3. Step 3: Cross multiply
    85,295,386.80x = 127,905,755.40 × 34,160,410.80
  4. Step 4: Simplify right side
    85,295,386.80x = 4,369,313,148,148,318
  5. Step 5: Solve for x
    x = 4,369,313,148,148,318/85,295,386.80
  6. Step 6: Final answer
    x = 51,225,667.79

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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.