Home / 130,285,259.94-195,427,463.64-47,286,901.76

Finding the Fourth Proportional to 130,285,259.94, 195,427,463.64 and 47,286,901.76

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Solution

The fourth proportional to 130,285,259.94, 195,427,463.64 and 47,286,901.76 is: 70,930,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,285,259.94 : 195,427,463.64 = 47,286,901.76 : x
  2. Step 2: Convert to fraction form
    130,285,259.94/195,427,463.64 = 47,286,901.76/x
  3. Step 3: Cross multiply
    130,285,259.94x = 195,427,463.64 × 47,286,901.76
  4. Step 4: Simplify right side
    130,285,259.94x = 9,241,159,274,957,440
  5. Step 5: Solve for x
    x = 9,241,159,274,957,440/130,285,259.94
  6. Step 6: Final answer
    x = 70,930,197.93

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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.