Home / 223,703,572.36-308,720,507.68-124,584,319.48

Finding the Fourth Proportional to 223,703,572.36, 308,720,507.68 and 124,584,319.48

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Solution

The fourth proportional to 223,703,572.36, 308,720,507.68 and 124,584,319.48 is: 171,931,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,703,572.36 : 308,720,507.68 = 124,584,319.48 : x
  2. Step 2: Convert to fraction form
    223,703,572.36/308,720,507.68 = 124,584,319.48/x
  3. Step 3: Cross multiply
    223,703,572.36x = 308,720,507.68 × 124,584,319.48
  4. Step 4: Simplify right side
    223,703,572.36x = 38,461,734,358,832,912
  5. Step 5: Solve for x
    x = 38,461,734,358,832,912/223,703,572.36
  6. Step 6: Final answer
    x = 171,931,694.93

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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.