Home / 99,811,941.85-137,544,271.68-76,317,099.27

Finding the Fourth Proportional to 99,811,941.85, 137,544,271.68 and 76,317,099.27

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Solution

The fourth proportional to 99,811,941.85, 137,544,271.68 and 76,317,099.27 is: 105,167,574.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,811,941.85 : 137,544,271.68 = 76,317,099.27 : x
  2. Step 2: Convert to fraction form
    99,811,941.85/137,544,271.68 = 76,317,099.27/x
  3. Step 3: Cross multiply
    99,811,941.85x = 137,544,271.68 × 76,317,099.27
  4. Step 4: Simplify right side
    99,811,941.85x = 10,496,979,835,822,410
  5. Step 5: Solve for x
    x = 10,496,979,835,822,410/99,811,941.85
  6. Step 6: Final answer
    x = 105,167,574.55

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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.