Home / 227,572,880.48-314,016,792.24-138,218,326.24

Finding the Fourth Proportional to 227,572,880.48, 314,016,792.24 and 138,218,326.24

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Solution

The fourth proportional to 227,572,880.48, 314,016,792.24 and 138,218,326.24 is: 190,720,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,572,880.48 : 314,016,792.24 = 138,218,326.24 : x
  2. Step 2: Convert to fraction form
    227,572,880.48/314,016,792.24 = 138,218,326.24/x
  3. Step 3: Cross multiply
    227,572,880.48x = 314,016,792.24 × 138,218,326.24
  4. Step 4: Simplify right side
    227,572,880.48x = 43,402,875,434,666,624
  5. Step 5: Solve for x
    x = 43,402,875,434,666,624/227,572,880.48
  6. Step 6: Final answer
    x = 190,720,771.93

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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.