Home / 86,935,139.70-130,119,274.35-86,935,139.70

Finding the Fourth Proportional to 86,935,139.70, 130,119,274.35 and 86,935,139.70

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Solution

The fourth proportional to 86,935,139.70, 130,119,274.35 and 86,935,139.70 is: 130,119,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,935,139.70 : 130,119,274.35 = 86,935,139.70 : x
  2. Step 2: Convert to fraction form
    86,935,139.70/130,119,274.35 = 86,935,139.70/x
  3. Step 3: Cross multiply
    86,935,139.70x = 130,119,274.35 × 86,935,139.70
  4. Step 4: Simplify right side
    86,935,139.70x = 11,311,937,293,279,876
  5. Step 5: Solve for x
    x = 11,311,937,293,279,876/86,935,139.70
  6. Step 6: Final answer
    x = 130,119,274.35

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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.