Home / 260,036,403.93-358,850,151.06-142,559,211.90

Finding the Fourth Proportional to 260,036,403.93, 358,850,151.06 and 142,559,211.90

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Solution

The fourth proportional to 260,036,403.93, 358,850,151.06 and 142,559,211.90 is: 196,731,665.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,036,403.93 : 358,850,151.06 = 142,559,211.90 : x
  2. Step 2: Convert to fraction form
    260,036,403.93/358,850,151.06 = 142,559,211.90/x
  3. Step 3: Cross multiply
    260,036,403.93x = 358,850,151.06 × 142,559,211.90
  4. Step 4: Simplify right side
    260,036,403.93x = 51,157,394,725,309,552
  5. Step 5: Solve for x
    x = 51,157,394,725,309,552/260,036,403.93
  6. Step 6: Final answer
    x = 196,731,665.08

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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.