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Finding the Fourth Proportional to 1,294,430,622.22, 1,941,433,356.84 and 557,302,075.30

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Solution

The fourth proportional to 1,294,430,622.22, 1,941,433,356.84 and 557,302,075.30 is: 835,861,590.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,430,622.22 : 1,941,433,356.84 = 557,302,075.30 : x
  2. Step 2: Convert to fraction form
    1,294,430,622.22/1,941,433,356.84 = 557,302,075.30/x
  3. Step 3: Cross multiply
    1,294,430,622.22x = 1,941,433,356.84 × 557,302,075.30
  4. Step 4: Simplify right side
    1,294,430,622.22x = 1,081,964,838,823,577,344
  5. Step 5: Solve for x
    x = 1,081,964,838,823,577,344/1,294,430,622.22
  6. Step 6: Final answer
    x = 835,861,590.61

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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.