Home / 458,159,335,055.76-632,279,478,518.10-255,163,073,159.28

Finding the Fourth Proportional to 458,159,335,055.76, 632,279,478,518.10 and 255,163,073,159.28

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Solution

The fourth proportional to 458,159,335,055.76, 632,279,478,518.10 and 255,163,073,159.28 is: 352,135,954,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,159,335,055.76 : 632,279,478,518.10 = 255,163,073,159.28 : x
  2. Step 2: Convert to fraction form
    458,159,335,055.76/632,279,478,518.10 = 255,163,073,159.28/x
  3. Step 3: Cross multiply
    458,159,335,055.76x = 632,279,478,518.10 × 255,163,073,159.28
  4. Step 4: Simplify right side
    458,159,335,055.76x = 161,334,374,834,225,337,597,952
  5. Step 5: Solve for x
    x = 161,334,374,834,225,337,597,952/458,159,335,055.76
  6. Step 6: Final answer
    x = 352,135,954,655.58

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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.