Home / 99,652,807.20-149,479,210.80-93,606,189.60

Finding the Fourth Proportional to 99,652,807.20, 149,479,210.80 and 93,606,189.60

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Solution

The fourth proportional to 99,652,807.20, 149,479,210.80 and 93,606,189.60 is: 140,409,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,652,807.20 : 149,479,210.80 = 93,606,189.60 : x
  2. Step 2: Convert to fraction form
    99,652,807.20/149,479,210.80 = 93,606,189.60/x
  3. Step 3: Cross multiply
    99,652,807.20x = 149,479,210.80 × 93,606,189.60
  4. Step 4: Simplify right side
    99,652,807.20x = 13,992,179,347,403,168
  5. Step 5: Solve for x
    x = 13,992,179,347,403,168/99,652,807.20
  6. Step 6: Final answer
    x = 140,409,284.40

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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.