Home / 554,799,599.57-765,333,178.33-343,038,738.26

Finding the Fourth Proportional to 554,799,599.57, 765,333,178.33 and 343,038,738.26

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Solution

The fourth proportional to 554,799,599.57, 765,333,178.33 and 343,038,738.26 is: 473,213,982.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,799,599.57 : 765,333,178.33 = 343,038,738.26 : x
  2. Step 2: Convert to fraction form
    554,799,599.57/765,333,178.33 = 343,038,738.26/x
  3. Step 3: Cross multiply
    554,799,599.57x = 765,333,178.33 × 343,038,738.26
  4. Step 4: Simplify right side
    554,799,599.57x = 262,538,927,842,838,784
  5. Step 5: Solve for x
    x = 262,538,927,842,838,784/554,799,599.57
  6. Step 6: Final answer
    x = 473,213,982.21

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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.