Home / 1,780,758,288.92-2,671,137,516.40-1,219,967,131.08

Finding the Fourth Proportional to 1,780,758,288.92, 2,671,137,516.40 and 1,219,967,131.08

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Solution

The fourth proportional to 1,780,758,288.92, 2,671,137,516.40 and 1,219,967,131.08 is: 1,829,950,753.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,758,288.92 : 2,671,137,516.40 = 1,219,967,131.08 : x
  2. Step 2: Convert to fraction form
    1,780,758,288.92/2,671,137,516.40 = 1,219,967,131.08/x
  3. Step 3: Cross multiply
    1,780,758,288.92x = 2,671,137,516.40 × 1,219,967,131.08
  4. Step 4: Simplify right side
    1,780,758,288.92x = 3,258,699,972,602,664,448
  5. Step 5: Solve for x
    x = 3,258,699,972,602,664,448/1,780,758,288.92
  6. Step 6: Final answer
    x = 1,829,950,753.50

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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.