Home / 91,958,976,005.40-137,938,464,008.10-25,709,966,098.20

Finding the Fourth Proportional to 91,958,976,005.40, 137,938,464,008.10 and 25,709,966,098.20

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Solution

The fourth proportional to 91,958,976,005.40, 137,938,464,008.10 and 25,709,966,098.20 is: 38,564,949,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,958,976,005.40 : 137,938,464,008.10 = 25,709,966,098.20 : x
  2. Step 2: Convert to fraction form
    91,958,976,005.40/137,938,464,008.10 = 25,709,966,098.20/x
  3. Step 3: Cross multiply
    91,958,976,005.40x = 137,938,464,008.10 × 25,709,966,098.20
  4. Step 4: Simplify right side
    91,958,976,005.40x = 3,546,393,233,286,032,261,120
  5. Step 5: Solve for x
    x = 3,546,393,233,286,032,261,120/91,958,976,005.40
  6. Step 6: Final answer
    x = 38,564,949,147.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.