Home / 1,420,028,455.46-1,959,601,677.92-793,502,031.74

Finding the Fourth Proportional to 1,420,028,455.46, 1,959,601,677.92 and 793,502,031.74

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Solution

The fourth proportional to 1,420,028,455.46, 1,959,601,677.92 and 793,502,031.74 is: 1,095,011,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,028,455.46 : 1,959,601,677.92 = 793,502,031.74 : x
  2. Step 2: Convert to fraction form
    1,420,028,455.46/1,959,601,677.92 = 793,502,031.74/x
  3. Step 3: Cross multiply
    1,420,028,455.46x = 1,959,601,677.92 × 793,502,031.74
  4. Step 4: Simplify right side
    1,420,028,455.46x = 1,554,947,912,830,633,216
  5. Step 5: Solve for x
    x = 1,554,947,912,830,633,216/1,420,028,455.46
  6. Step 6: Final answer
    x = 1,095,011,798.43

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Double scale
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1.5x scale

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.