Home / 1,964,658,937.34-2,945,535,572.57-1,188,131,962.77

Finding the Fourth Proportional to 1,964,658,937.34, 2,945,535,572.57 and 1,188,131,962.77

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Solution

The fourth proportional to 1,964,658,937.34, 2,945,535,572.57 and 1,188,131,962.77 is: 1,781,319,339.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,658,937.34 : 2,945,535,572.57 = 1,188,131,962.77 : x
  2. Step 2: Convert to fraction form
    1,964,658,937.34/2,945,535,572.57 = 1,188,131,962.77/x
  3. Step 3: Cross multiply
    1,964,658,937.34x = 2,945,535,572.57 × 1,188,131,962.77
  4. Step 4: Simplify right side
    1,964,658,937.34x = 3,499,684,961,240,509,440
  5. Step 5: Solve for x
    x = 3,499,684,961,240,509,440/1,964,658,937.34
  6. Step 6: Final answer
    x = 1,781,319,339.83

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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.