Home / 130,160,947.53-179,621,614.83-71,424,595.59

Finding the Fourth Proportional to 130,160,947.53, 179,621,614.83 and 71,424,595.59

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Solution

The fourth proportional to 130,160,947.53, 179,621,614.83 and 71,424,595.59 is: 98,565,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,160,947.53 : 179,621,614.83 = 71,424,595.59 : x
  2. Step 2: Convert to fraction form
    130,160,947.53/179,621,614.83 = 71,424,595.59/x
  3. Step 3: Cross multiply
    130,160,947.53x = 179,621,614.83 × 71,424,595.59
  4. Step 4: Simplify right side
    130,160,947.53x = 12,829,401,198,455,498
  5. Step 5: Solve for x
    x = 12,829,401,198,455,498/130,160,947.53
  6. Step 6: Final answer
    x = 98,565,671.52

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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.