Home / 21,122,351,207.10-31,683,526,810.65-17,713,050,903.90

Finding the Fourth Proportional to 21,122,351,207.10, 31,683,526,810.65 and 17,713,050,903.90

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Solution

The fourth proportional to 21,122,351,207.10, 31,683,526,810.65 and 17,713,050,903.90 is: 26,569,576,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,122,351,207.10 : 31,683,526,810.65 = 17,713,050,903.90 : x
  2. Step 2: Convert to fraction form
    21,122,351,207.10/31,683,526,810.65 = 17,713,050,903.90/x
  3. Step 3: Cross multiply
    21,122,351,207.10x = 31,683,526,810.65 × 17,713,050,903.90
  4. Step 4: Simplify right side
    21,122,351,207.10x = 561,211,923,212,123,963,392
  5. Step 5: Solve for x
    x = 561,211,923,212,123,963,392/21,122,351,207.10
  6. Step 6: Final answer
    x = 26,569,576,355.85

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1.5x scale

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.