Home / 113,980,085.58-157,292,652.60-61,769,120.94

Finding the Fourth Proportional to 113,980,085.58, 157,292,652.60 and 61,769,120.94

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Solution

The fourth proportional to 113,980,085.58, 157,292,652.60 and 61,769,120.94 is: 85,241,459.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,980,085.58 : 157,292,652.60 = 61,769,120.94 : x
  2. Step 2: Convert to fraction form
    113,980,085.58/157,292,652.60 = 61,769,120.94/x
  3. Step 3: Cross multiply
    113,980,085.58x = 157,292,652.60 × 61,769,120.94
  4. Step 4: Simplify right side
    113,980,085.58x = 9,715,828,881,422,804
  5. Step 5: Solve for x
    x = 9,715,828,881,422,804/113,980,085.58
  6. Step 6: Final answer
    x = 85,241,459.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.