Home / 75,816,221.40-113,724,332.10-30,410,602.20

Finding the Fourth Proportional to 75,816,221.40, 113,724,332.10 and 30,410,602.20

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Solution

The fourth proportional to 75,816,221.40, 113,724,332.10 and 30,410,602.20 is: 45,615,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,221.40 : 113,724,332.10 = 30,410,602.20 : x
  2. Step 2: Convert to fraction form
    75,816,221.40/113,724,332.10 = 30,410,602.20/x
  3. Step 3: Cross multiply
    75,816,221.40x = 113,724,332.10 × 30,410,602.20
  4. Step 4: Simplify right side
    75,816,221.40x = 3,458,425,423,953,790.50
  5. Step 5: Solve for x
    x = 3,458,425,423,953,790.50/75,816,221.40
  6. Step 6: Final answer
    x = 45,615,903.30

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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.