Home / 70,864,498.57-97,793,009.39-38,269,450.57

Finding the Fourth Proportional to 70,864,498.57, 97,793,009.39 and 38,269,450.57

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Solution

The fourth proportional to 70,864,498.57, 97,793,009.39 and 38,269,450.57 is: 52,811,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,864,498.57 : 97,793,009.39 = 38,269,450.57 : x
  2. Step 2: Convert to fraction form
    70,864,498.57/97,793,009.39 = 38,269,450.57/x
  3. Step 3: Cross multiply
    70,864,498.57x = 97,793,009.39 × 38,269,450.57
  4. Step 4: Simplify right side
    70,864,498.57x = 3,742,484,738,942,151
  5. Step 5: Solve for x
    x = 3,742,484,738,942,151/70,864,498.57
  6. Step 6: Final answer
    x = 52,811,842.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.