Home / 1,022,169,275.14-1,411,757,166.90-687,060,004.72

Finding the Fourth Proportional to 1,022,169,275.14, 1,411,757,166.90 and 687,060,004.72

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Solution

The fourth proportional to 1,022,169,275.14, 1,411,757,166.90 and 687,060,004.72 is: 948,924,908.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,169,275.14 : 1,411,757,166.90 = 687,060,004.72 : x
  2. Step 2: Convert to fraction form
    1,022,169,275.14/1,411,757,166.90 = 687,060,004.72/x
  3. Step 3: Cross multiply
    1,022,169,275.14x = 1,411,757,166.90 × 687,060,004.72
  4. Step 4: Simplify right side
    1,022,169,275.14x = 969,961,885,753,807,872
  5. Step 5: Solve for x
    x = 969,961,885,753,807,872/1,022,169,275.14
  6. Step 6: Final answer
    x = 948,924,908.37

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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.