Home / 85,414,511.60-128,143,615.56-24,830,237.60

Finding the Fourth Proportional to 85,414,511.60, 128,143,615.56 and 24,830,237.60

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Solution

The fourth proportional to 85,414,511.60, 128,143,615.56 and 24,830,237.60 is: 37,251,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,414,511.60 : 128,143,615.56 = 24,830,237.60 : x
  2. Step 2: Convert to fraction form
    85,414,511.60/128,143,615.56 = 24,830,237.60/x
  3. Step 3: Cross multiply
    85,414,511.60x = 128,143,615.56 × 24,830,237.60
  4. Step 4: Simplify right side
    85,414,511.60x = 3,181,836,421,277,857.50
  5. Step 5: Solve for x
    x = 3,181,836,421,277,857.50/85,414,511.60
  6. Step 6: Final answer
    x = 37,251,707.72

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1.5x scale

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.