Home / 357,860,637,180.81-493,858,158,043.91-195,290,758,505.61

Finding the Fourth Proportional to 357,860,637,180.81, 493,858,158,043.91 and 195,290,758,505.61

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Solution

The fourth proportional to 357,860,637,180.81, 493,858,158,043.91 and 195,290,758,505.61 is: 269,506,965,164.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,860,637,180.81 : 493,858,158,043.91 = 195,290,758,505.61 : x
  2. Step 2: Convert to fraction form
    357,860,637,180.81/493,858,158,043.91 = 195,290,758,505.61/x
  3. Step 3: Cross multiply
    357,860,637,180.81x = 493,858,158,043.91 × 195,290,758,505.61
  4. Step 4: Simplify right side
    357,860,637,180.81x = 96,445,934,278,578,590,973,952
  5. Step 5: Solve for x
    x = 96,445,934,278,578,590,973,952/357,860,637,180.81
  6. Step 6: Final answer
    x = 269,506,965,164.90

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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.