Home / 885,809,875.86-1,328,715,280.35-230,759,169.30

Finding the Fourth Proportional to 885,809,875.86, 1,328,715,280.35 and 230,759,169.30

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Solution

The fourth proportional to 885,809,875.86, 1,328,715,280.35 and 230,759,169.30 is: 346,138,875.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,809,875.86 : 1,328,715,280.35 = 230,759,169.30 : x
  2. Step 2: Convert to fraction form
    885,809,875.86/1,328,715,280.35 = 230,759,169.30/x
  3. Step 3: Cross multiply
    885,809,875.86x = 1,328,715,280.35 × 230,759,169.30
  4. Step 4: Simplify right side
    885,809,875.86x = 306,613,234,329,782,592
  5. Step 5: Solve for x
    x = 306,613,234,329,782,592/885,809,875.86
  6. Step 6: Final answer
    x = 346,138,875.49

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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.