Home / 2,121,963,360,737.90-2,930,724,934,430.20-1,426,296,150,278.10

Finding the Fourth Proportional to 2,121,963,360,737.90, 2,930,724,934,430.20 and 1,426,296,150,278.10

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Solution

The fourth proportional to 2,121,963,360,737.90, 2,930,724,934,430.20 and 1,426,296,150,278.10 is: 1,969,912,284,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,963,360,737.90 : 2,930,724,934,430.20 = 1,426,296,150,278.10 : x
  2. Step 2: Convert to fraction form
    2,121,963,360,737.90/2,930,724,934,430.20 = 1,426,296,150,278.10/x
  3. Step 3: Cross multiply
    2,121,963,360,737.90x = 2,930,724,934,430.20 × 1,426,296,150,278.10
  4. Step 4: Simplify right side
    2,121,963,360,737.90x = 4,180,081,691,501,831,915,569,152
  5. Step 5: Solve for x
    x = 4,180,081,691,501,831,915,569,152/2,121,963,360,737.90
  6. Step 6: Final answer
    x = 1,969,912,284,464.81

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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.