Home / 1,041,747,998.40-1,562,870,829.60-314,743,838.40

Finding the Fourth Proportional to 1,041,747,998.40, 1,562,870,829.60 and 314,743,838.40

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Solution

The fourth proportional to 1,041,747,998.40, 1,562,870,829.60 and 314,743,838.40 is: 472,190,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,747,998.40 : 1,562,870,829.60 = 314,743,838.40 : x
  2. Step 2: Convert to fraction form
    1,041,747,998.40/1,562,870,829.60 = 314,743,838.40/x
  3. Step 3: Cross multiply
    1,041,747,998.40x = 1,562,870,829.60 × 314,743,838.40
  4. Step 4: Simplify right side
    1,041,747,998.40x = 491,903,963,831,696,256
  5. Step 5: Solve for x
    x = 491,903,963,831,696,256/1,041,747,998.40
  6. Step 6: Final answer
    x = 472,190,937.34

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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.