Home / 651,033,999.60-976,550,999.40-242,005,513.20

Finding the Fourth Proportional to 651,033,999.60, 976,550,999.40 and 242,005,513.20

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Solution

The fourth proportional to 651,033,999.60, 976,550,999.40 and 242,005,513.20 is: 363,008,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,033,999.60 : 976,550,999.40 = 242,005,513.20 : x
  2. Step 2: Convert to fraction form
    651,033,999.60/976,550,999.40 = 242,005,513.20/x
  3. Step 3: Cross multiply
    651,033,999.60x = 976,550,999.40 × 242,005,513.20
  4. Step 4: Simplify right side
    651,033,999.60x = 236,330,725,775,769,888
  5. Step 5: Solve for x
    x = 236,330,725,775,769,888/651,033,999.60
  6. Step 6: Final answer
    x = 363,008,269.80

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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.