Home / 727,934,537.28-1,091,901,810.24-243,260,345.28

Finding the Fourth Proportional to 727,934,537.28, 1,091,901,810.24 and 243,260,345.28

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Solution

The fourth proportional to 727,934,537.28, 1,091,901,810.24 and 243,260,345.28 is: 364,890,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,934,537.28 : 1,091,901,810.24 = 243,260,345.28 : x
  2. Step 2: Convert to fraction form
    727,934,537.28/1,091,901,810.24 = 243,260,345.28/x
  3. Step 3: Cross multiply
    727,934,537.28x = 1,091,901,810.24 × 243,260,345.28
  4. Step 4: Simplify right side
    727,934,537.28x = 265,616,411,370,839,456
  5. Step 5: Solve for x
    x = 265,616,411,370,839,456/727,934,537.28
  6. Step 6: Final answer
    x = 364,890,519.36

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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.