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Finding the Fourth Proportional to 59,365,477.60, 89,048,216.40 and 53,413,338.40

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Solution

The fourth proportional to 59,365,477.60, 89,048,216.40 and 53,413,338.40 is: 80,120,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,365,477.60 : 89,048,216.40 = 53,413,338.40 : x
  2. Step 2: Convert to fraction form
    59,365,477.60/89,048,216.40 = 53,413,338.40/x
  3. Step 3: Cross multiply
    59,365,477.60x = 89,048,216.40 × 53,413,338.40
  4. Step 4: Simplify right side
    59,365,477.60x = 4,756,362,516,489,630
  5. Step 5: Solve for x
    x = 4,756,362,516,489,630/59,365,477.60
  6. Step 6: Final answer
    x = 80,120,007.60

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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.