Home / 155,159,057.88-214,323,888.56-115,006,452.04

Finding the Fourth Proportional to 155,159,057.88, 214,323,888.56 and 115,006,452.04

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Solution

The fourth proportional to 155,159,057.88, 214,323,888.56 and 115,006,452.04 is: 158,860,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,159,057.88 : 214,323,888.56 = 115,006,452.04 : x
  2. Step 2: Convert to fraction form
    155,159,057.88/214,323,888.56 = 115,006,452.04/x
  3. Step 3: Cross multiply
    155,159,057.88x = 214,323,888.56 × 115,006,452.04
  4. Step 4: Simplify right side
    155,159,057.88x = 24,648,630,010,701,948
  5. Step 5: Solve for x
    x = 24,648,630,010,701,948/155,159,057.88
  6. Step 6: Final answer
    x = 158,860,400.08

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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.