Home / 290,979,952.48-436,092,011.88-118,255,766.32

Finding the Fourth Proportional to 290,979,952.48, 436,092,011.88 and 118,255,766.32

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Solution

The fourth proportional to 290,979,952.48, 436,092,011.88 and 118,255,766.32 is: 177,230,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,979,952.48 : 436,092,011.88 = 118,255,766.32 : x
  2. Step 2: Convert to fraction form
    290,979,952.48/436,092,011.88 = 118,255,766.32/x
  3. Step 3: Cross multiply
    290,979,952.48x = 436,092,011.88 × 118,255,766.32
  4. Step 4: Simplify right side
    290,979,952.48x = 51,570,395,050,899,944
  5. Step 5: Solve for x
    x = 51,570,395,050,899,944/290,979,952.48
  6. Step 6: Final answer
    x = 177,230,062.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.