Home / 1,166,261,417.25-1,609,474,348.13-644,774,241.57

Finding the Fourth Proportional to 1,166,261,417.25, 1,609,474,348.13 and 644,774,241.57

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Solution

The fourth proportional to 1,166,261,417.25, 1,609,474,348.13 and 644,774,241.57 is: 889,807,025.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,261,417.25 : 1,609,474,348.13 = 644,774,241.57 : x
  2. Step 2: Convert to fraction form
    1,166,261,417.25/1,609,474,348.13 = 644,774,241.57/x
  3. Step 3: Cross multiply
    1,166,261,417.25x = 1,609,474,348.13 × 644,774,241.57
  4. Step 4: Simplify right side
    1,166,261,417.25x = 1,037,747,602,138,667,136
  5. Step 5: Solve for x
    x = 1,037,747,602,138,667,136/1,166,261,417.25
  6. Step 6: Final answer
    x = 889,807,025.07

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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.