Home / 3,767,448,388.30-5,651,689,740.06-1,279,641,430.86

Finding the Fourth Proportional to 3,767,448,388.30, 5,651,689,740.06 and 1,279,641,430.86

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Solution

The fourth proportional to 3,767,448,388.30, 5,651,689,740.06 and 1,279,641,430.86 is: 1,919,637,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,448,388.30 : 5,651,689,740.06 = 1,279,641,430.86 : x
  2. Step 2: Convert to fraction form
    3,767,448,388.30/5,651,689,740.06 = 1,279,641,430.86/x
  3. Step 3: Cross multiply
    3,767,448,388.30x = 5,651,689,740.06 × 1,279,641,430.86
  4. Step 4: Simplify right side
    3,767,448,388.30x = 7,232,136,345,723,379,712
  5. Step 5: Solve for x
    x = 7,232,136,345,723,379,712/3,767,448,388.30
  6. Step 6: Final answer
    x = 1,919,637,802.65

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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.