Home / 130,069,716.48-179,496,463.68-71,332,796.16

Finding the Fourth Proportional to 130,069,716.48, 179,496,463.68 and 71,332,796.16

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Solution

The fourth proportional to 130,069,716.48, 179,496,463.68 and 71,332,796.16 is: 98,439,398.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,069,716.48 : 179,496,463.68 = 71,332,796.16 : x
  2. Step 2: Convert to fraction form
    130,069,716.48/179,496,463.68 = 71,332,796.16/x
  3. Step 3: Cross multiply
    130,069,716.48x = 179,496,463.68 × 71,332,796.16
  4. Step 4: Simplify right side
    130,069,716.48x = 12,803,984,655,126,284
  5. Step 5: Solve for x
    x = 12,803,984,655,126,284/130,069,716.48
  6. Step 6: Final answer
    x = 98,439,398.51

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Double scale
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1.5x scale

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.