Home / 354,924,010.40-531,490,220.40-233,095,863.20

Finding the Fourth Proportional to 354,924,010.40, 531,490,220.40 and 233,095,863.20

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Solution

The fourth proportional to 354,924,010.40, 531,490,220.40 and 233,095,863.20 is: 349,055,482.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,924,010.40 : 531,490,220.40 = 233,095,863.20 : x
  2. Step 2: Convert to fraction form
    354,924,010.40/531,490,220.40 = 233,095,863.20/x
  3. Step 3: Cross multiply
    354,924,010.40x = 531,490,220.40 × 233,095,863.20
  4. Step 4: Simplify right side
    354,924,010.40x = 123,888,171,706,496,240
  5. Step 5: Solve for x
    x = 123,888,171,706,496,240/354,924,010.40
  6. Step 6: Final answer
    x = 349,055,482.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.