Home / 1,124,941,780.86-1,552,432,074.39-623,158,250.46

Finding the Fourth Proportional to 1,124,941,780.86, 1,552,432,074.39 and 623,158,250.46

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Solution

The fourth proportional to 1,124,941,780.86, 1,552,432,074.39 and 623,158,250.46 is: 859,965,263.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,941,780.86 : 1,552,432,074.39 = 623,158,250.46 : x
  2. Step 2: Convert to fraction form
    1,124,941,780.86/1,552,432,074.39 = 623,158,250.46/x
  3. Step 3: Cross multiply
    1,124,941,780.86x = 1,552,432,074.39 × 623,158,250.46
  4. Step 4: Simplify right side
    1,124,941,780.86x = 967,410,855,434,861,056
  5. Step 5: Solve for x
    x = 967,410,855,434,861,056/1,124,941,780.86
  6. Step 6: Final answer
    x = 859,965,263.89

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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.