Home / 130,022,109.92-179,430,751.48-70,483,221.92

Finding the Fourth Proportional to 130,022,109.92, 179,430,751.48 and 70,483,221.92

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Solution

The fourth proportional to 130,022,109.92, 179,430,751.48 and 70,483,221.92 is: 97,266,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,022,109.92 : 179,430,751.48 = 70,483,221.92 : x
  2. Step 2: Convert to fraction form
    130,022,109.92/179,430,751.48 = 70,483,221.92/x
  3. Step 3: Cross multiply
    130,022,109.92x = 179,430,751.48 × 70,483,221.92
  4. Step 4: Simplify right side
    130,022,109.92x = 12,646,857,475,837,208
  5. Step 5: Solve for x
    x = 12,646,857,475,837,208/130,022,109.92
  6. Step 6: Final answer
    x = 97,266,976.24

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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.