Home / 75,558,889.60-113,338,334.40-60,442,345.60

Finding the Fourth Proportional to 75,558,889.60, 113,338,334.40 and 60,442,345.60

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Solution

The fourth proportional to 75,558,889.60, 113,338,334.40 and 60,442,345.60 is: 90,663,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,558,889.60 : 113,338,334.40 = 60,442,345.60 : x
  2. Step 2: Convert to fraction form
    75,558,889.60/113,338,334.40 = 60,442,345.60/x
  3. Step 3: Cross multiply
    75,558,889.60x = 113,338,334.40 × 60,442,345.60
  4. Step 4: Simplify right side
    75,558,889.60x = 6,850,434,777,533,169
  5. Step 5: Solve for x
    x = 6,850,434,777,533,169/75,558,889.60
  6. Step 6: Final answer
    x = 90,663,518.40

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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.