Home / 104,015,374.10-143,545,870.05-56,975,758.10

Finding the Fourth Proportional to 104,015,374.10, 143,545,870.05 and 56,975,758.10

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Solution

The fourth proportional to 104,015,374.10, 143,545,870.05 and 56,975,758.10 is: 78,629,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,015,374.10 : 143,545,870.05 = 56,975,758.10 : x
  2. Step 2: Convert to fraction form
    104,015,374.10/143,545,870.05 = 56,975,758.10/x
  3. Step 3: Cross multiply
    104,015,374.10x = 143,545,870.05 × 56,975,758.10
  4. Step 4: Simplify right side
    104,015,374.10x = 8,178,634,768,222,836
  5. Step 5: Solve for x
    x = 8,178,634,768,222,836/104,015,374.10
  6. Step 6: Final answer
    x = 78,629,095.35

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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.