Home / 56,943,998.10-85,216,931.55-52,166,423.70

Finding the Fourth Proportional to 56,943,998.10, 85,216,931.55 and 52,166,423.70

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Solution

The fourth proportional to 56,943,998.10, 85,216,931.55 and 52,166,423.70 is: 78,067,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,943,998.10 : 85,216,931.55 = 52,166,423.70 : x
  2. Step 2: Convert to fraction form
    56,943,998.10/85,216,931.55 = 52,166,423.70/x
  3. Step 3: Cross multiply
    56,943,998.10x = 85,216,931.55 × 52,166,423.70
  4. Step 4: Simplify right side
    56,943,998.10x = 4,445,462,557,651,198
  5. Step 5: Solve for x
    x = 4,445,462,557,651,198/56,943,998.10
  6. Step 6: Final answer
    x = 78,067,271.46

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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.