Home / 567,537,986.16-783,202,074.48-306,777,602.16

Finding the Fourth Proportional to 567,537,986.16, 783,202,074.48 and 306,777,602.16

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Solution

The fourth proportional to 567,537,986.16, 783,202,074.48 and 306,777,602.16 is: 423,352,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,537,986.16 : 783,202,074.48 = 306,777,602.16 : x
  2. Step 2: Convert to fraction form
    567,537,986.16/783,202,074.48 = 306,777,602.16/x
  3. Step 3: Cross multiply
    567,537,986.16x = 783,202,074.48 × 306,777,602.16
  4. Step 4: Simplify right side
    567,537,986.16x = 240,268,854,415,712,160
  5. Step 5: Solve for x
    x = 240,268,854,415,712,160/567,537,986.16
  6. Step 6: Final answer
    x = 423,352,903.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.