Home / 220,573,454.48-330,860,596.44-91,038,980.24

Finding the Fourth Proportional to 220,573,454.48, 330,860,596.44 and 91,038,980.24

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Solution

The fourth proportional to 220,573,454.48, 330,860,596.44 and 91,038,980.24 is: 136,558,641.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,573,454.48 : 330,860,596.44 = 91,038,980.24 : x
  2. Step 2: Convert to fraction form
    220,573,454.48/330,860,596.44 = 91,038,980.24/x
  3. Step 3: Cross multiply
    220,573,454.48x = 330,860,596.44 × 91,038,980.24
  4. Step 4: Simplify right side
    220,573,454.48x = 30,121,211,301,495,772
  5. Step 5: Solve for x
    x = 30,121,211,301,495,772/220,573,454.48
  6. Step 6: Final answer
    x = 136,558,641.53

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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.