Home / 56,710,266.40-85,065,399.60-47,262,426.40

Finding the Fourth Proportional to 56,710,266.40, 85,065,399.60 and 47,262,426.40

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Solution

The fourth proportional to 56,710,266.40, 85,065,399.60 and 47,262,426.40 is: 70,893,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710,266.40 : 85,065,399.60 = 47,262,426.40 : x
  2. Step 2: Convert to fraction form
    56,710,266.40/85,065,399.60 = 47,262,426.40/x
  3. Step 3: Cross multiply
    56,710,266.40x = 85,065,399.60 × 47,262,426.40
  4. Step 4: Simplify right side
    56,710,266.40x = 4,020,397,187,781,589
  5. Step 5: Solve for x
    x = 4,020,397,187,781,589/56,710,266.40
  6. Step 6: Final answer
    x = 70,893,639.60

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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.