Home / 896,017,580.16-1,236,777,551.64-519,769,249.44

Finding the Fourth Proportional to 896,017,580.16, 1,236,777,551.64 and 519,769,249.44

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Solution

The fourth proportional to 896,017,580.16, 1,236,777,551.64 and 519,769,249.44 is: 717,440,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,017,580.16 : 1,236,777,551.64 = 519,769,249.44 : x
  2. Step 2: Convert to fraction form
    896,017,580.16/1,236,777,551.64 = 519,769,249.44/x
  3. Step 3: Cross multiply
    896,017,580.16x = 1,236,777,551.64 × 519,769,249.44
  4. Step 4: Simplify right side
    896,017,580.16x = 642,838,939,740,163,712
  5. Step 5: Solve for x
    x = 642,838,939,740,163,712/896,017,580.16
  6. Step 6: Final answer
    x = 717,440,097.13

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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.