Home / 56,666,834.80-85,021,247.40-54,567,314.80

Finding the Fourth Proportional to 56,666,834.80, 85,021,247.40 and 54,567,314.80

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Solution

The fourth proportional to 56,666,834.80, 85,021,247.40 and 54,567,314.80 is: 81,871,189.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,666,834.80 : 85,021,247.40 = 54,567,314.80 : x
  2. Step 2: Convert to fraction form
    56,666,834.80/85,021,247.40 = 54,567,314.80/x
  3. Step 3: Cross multiply
    56,666,834.80x = 85,021,247.40 × 54,567,314.80
  4. Step 4: Simplify right side
    56,666,834.80x = 4,639,381,171,564,482
  5. Step 5: Solve for x
    x = 4,639,381,171,564,482/56,666,834.80
  6. Step 6: Final answer
    x = 81,871,189.52

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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.