Home / 651,696,222.60-976,788,506.70-263,264,027.40

Finding the Fourth Proportional to 651,696,222.60, 976,788,506.70 and 263,264,027.40

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Solution

The fourth proportional to 651,696,222.60, 976,788,506.70 and 263,264,027.40 is: 394,590,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,696,222.60 : 976,788,506.70 = 263,264,027.40 : x
  2. Step 2: Convert to fraction form
    651,696,222.60/976,788,506.70 = 263,264,027.40/x
  3. Step 3: Cross multiply
    651,696,222.60x = 976,788,506.70 × 263,264,027.40
  4. Step 4: Simplify right side
    651,696,222.60x = 257,153,276,191,873,888
  5. Step 5: Solve for x
    x = 257,153,276,191,873,888/651,696,222.60
  6. Step 6: Final answer
    x = 394,590,711.55

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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.