Home / 90,714,364.40-136,036,165.80-39,561,503.60

Finding the Fourth Proportional to 90,714,364.40, 136,036,165.80 and 39,561,503.60

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Solution

The fourth proportional to 90,714,364.40, 136,036,165.80 and 39,561,503.60 is: 59,326,825.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,714,364.40 : 136,036,165.80 = 39,561,503.60 : x
  2. Step 2: Convert to fraction form
    90,714,364.40/136,036,165.80 = 39,561,503.60/x
  3. Step 3: Cross multiply
    90,714,364.40x = 136,036,165.80 × 39,561,503.60
  4. Step 4: Simplify right side
    90,714,364.40x = 5,381,795,263,026,898
  5. Step 5: Solve for x
    x = 5,381,795,263,026,898/90,714,364.40
  6. Step 6: Final answer
    x = 59,326,825.46

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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.