Home / 562,608,001.53-776,399,042.15-315,089,355.78

Finding the Fourth Proportional to 562,608,001.53, 776,399,042.15 and 315,089,355.78

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Solution

The fourth proportional to 562,608,001.53, 776,399,042.15 and 315,089,355.78 is: 434,823,311.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,608,001.53 : 776,399,042.15 = 315,089,355.78 : x
  2. Step 2: Convert to fraction form
    562,608,001.53/776,399,042.15 = 315,089,355.78/x
  3. Step 3: Cross multiply
    562,608,001.53x = 776,399,042.15 × 315,089,355.78
  4. Step 4: Simplify right side
    562,608,001.53x = 244,635,074,017,677,088
  5. Step 5: Solve for x
    x = 244,635,074,017,677,088/562,608,001.53
  6. Step 6: Final answer
    x = 434,823,311.00

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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.