Home / 248,833,795.60-373,250,693.40-139,994,678.80

Finding the Fourth Proportional to 248,833,795.60, 373,250,693.40 and 139,994,678.80

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Solution

The fourth proportional to 248,833,795.60, 373,250,693.40 and 139,994,678.80 is: 209,992,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,795.60 : 373,250,693.40 = 139,994,678.80 : x
  2. Step 2: Convert to fraction form
    248,833,795.60/373,250,693.40 = 139,994,678.80/x
  3. Step 3: Cross multiply
    248,833,795.60x = 373,250,693.40 × 139,994,678.80
  4. Step 4: Simplify right side
    248,833,795.60x = 52,253,110,934,410,280
  5. Step 5: Solve for x
    x = 52,253,110,934,410,280/248,833,795.60
  6. Step 6: Final answer
    x = 209,992,018.20

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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.