Home / 129,873,176.67-179,222,769.63-70,333,989.57

Finding the Fourth Proportional to 129,873,176.67, 179,222,769.63 and 70,333,989.57

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Solution

The fourth proportional to 129,873,176.67, 179,222,769.63 and 70,333,989.57 is: 97,059,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,873,176.67 : 179,222,769.63 = 70,333,989.57 : x
  2. Step 2: Convert to fraction form
    129,873,176.67/179,222,769.63 = 70,333,989.57/x
  3. Step 3: Cross multiply
    129,873,176.67x = 179,222,769.63 × 70,333,989.57
  4. Step 4: Simplify right side
    129,873,176.67x = 12,605,452,409,862,932
  5. Step 5: Solve for x
    x = 12,605,452,409,862,932/129,873,176.67
  6. Step 6: Final answer
    x = 97,059,706.50

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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.