Home / 403,841,686.32-557,344,372.95-236,718,370.26

Finding the Fourth Proportional to 403,841,686.32, 557,344,372.95 and 236,718,370.26

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Solution

The fourth proportional to 403,841,686.32, 557,344,372.95 and 236,718,370.26 is: 326,696,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,841,686.32 : 557,344,372.95 = 236,718,370.26 : x
  2. Step 2: Convert to fraction form
    403,841,686.32/557,344,372.95 = 236,718,370.26/x
  3. Step 3: Cross multiply
    403,841,686.32x = 557,344,372.95 × 236,718,370.26
  4. Step 4: Simplify right side
    403,841,686.32x = 131,933,651,638,305,632
  5. Step 5: Solve for x
    x = 131,933,651,638,305,632/403,841,686.32
  6. Step 6: Final answer
    x = 326,696,465.74

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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.