Home / 157,307,537,503.80-235,961,306,255.70-109,370,708,998.20

Finding the Fourth Proportional to 157,307,537,503.80, 235,961,306,255.70 and 109,370,708,998.20

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Solution

The fourth proportional to 157,307,537,503.80, 235,961,306,255.70 and 109,370,708,998.20 is: 164,056,063,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,307,537,503.80 : 235,961,306,255.70 = 109,370,708,998.20 : x
  2. Step 2: Convert to fraction form
    157,307,537,503.80/235,961,306,255.70 = 109,370,708,998.20/x
  3. Step 3: Cross multiply
    157,307,537,503.80x = 235,961,306,255.70 × 109,370,708,998.20
  4. Step 4: Simplify right side
    157,307,537,503.80x = 25,807,255,361,327,313,453,056
  5. Step 5: Solve for x
    x = 25,807,255,361,327,313,453,056/157,307,537,503.80
  6. Step 6: Final answer
    x = 164,056,063,497.30

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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.