Home / 458,159,335,052.76-632,279,478,513.96-255,163,073,156.28

Finding the Fourth Proportional to 458,159,335,052.76, 632,279,478,513.96 and 255,163,073,156.28

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Solution

The fourth proportional to 458,159,335,052.76, 632,279,478,513.96 and 255,163,073,156.28 is: 352,135,954,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,159,335,052.76 : 632,279,478,513.96 = 255,163,073,156.28 : x
  2. Step 2: Convert to fraction form
    458,159,335,052.76/632,279,478,513.96 = 255,163,073,156.28/x
  3. Step 3: Cross multiply
    458,159,335,052.76x = 632,279,478,513.96 × 255,163,073,156.28
  4. Step 4: Simplify right side
    458,159,335,052.76x = 161,334,374,831,272,144,928,768
  5. Step 5: Solve for x
    x = 161,334,374,831,272,144,928,768/458,159,335,052.76
  6. Step 6: Final answer
    x = 352,135,954,651.44

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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.