Home / 745,220,326.32-1,116,397,810.08-416,699,443.44

Finding the Fourth Proportional to 745,220,326.32, 1,116,397,810.08 and 416,699,443.44

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Solution

The fourth proportional to 745,220,326.32, 1,116,397,810.08 and 416,699,443.44 is: 624,248,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,220,326.32 : 1,116,397,810.08 = 416,699,443.44 : x
  2. Step 2: Convert to fraction form
    745,220,326.32/1,116,397,810.08 = 416,699,443.44/x
  3. Step 3: Cross multiply
    745,220,326.32x = 1,116,397,810.08 × 416,699,443.44
  4. Step 4: Simplify right side
    745,220,326.32x = 465,202,346,117,970,816
  5. Step 5: Solve for x
    x = 465,202,346,117,970,816/745,220,326.32
  6. Step 6: Final answer
    x = 624,248,064.21

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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.