Home / 80,009,130.60-110,413,130.34-43,339,701.24

Finding the Fourth Proportional to 80,009,130.60, 110,413,130.34 and 43,339,701.24

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Solution

The fourth proportional to 80,009,130.60, 110,413,130.34 and 43,339,701.24 is: 59,809,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,009,130.60 : 110,413,130.34 = 43,339,701.24 : x
  2. Step 2: Convert to fraction form
    80,009,130.60/110,413,130.34 = 43,339,701.24/x
  3. Step 3: Cross multiply
    80,009,130.60x = 110,413,130.34 × 43,339,701.24
  4. Step 4: Simplify right side
    80,009,130.60x = 4,785,272,081,908,780
  5. Step 5: Solve for x
    x = 4,785,272,081,908,780/80,009,130.60
  6. Step 6: Final answer
    x = 59,809,074.86

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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.