Home / 1,280,827,596.52-1,767,543,594.34-694,116,732.52

Finding the Fourth Proportional to 1,280,827,596.52, 1,767,543,594.34 and 694,116,732.52

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Solution

The fourth proportional to 1,280,827,596.52, 1,767,543,594.34 and 694,116,732.52 is: 957,881,909.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,827,596.52 : 1,767,543,594.34 = 694,116,732.52 : x
  2. Step 2: Convert to fraction form
    1,280,827,596.52/1,767,543,594.34 = 694,116,732.52/x
  3. Step 3: Cross multiply
    1,280,827,596.52x = 1,767,543,594.34 × 694,116,732.52
  4. Step 4: Simplify right side
    1,280,827,596.52x = 1,226,881,584,289,937,152
  5. Step 5: Solve for x
    x = 1,226,881,584,289,937,152/1,280,827,596.52
  6. Step 6: Final answer
    x = 957,881,909.81

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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.