Home / 21,730,189,681.80-32,595,284,522.70-18,243,405,280.80

Finding the Fourth Proportional to 21,730,189,681.80, 32,595,284,522.70 and 18,243,405,280.80

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Solution

The fourth proportional to 21,730,189,681.80, 32,595,284,522.70 and 18,243,405,280.80 is: 27,365,107,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,189,681.80 : 32,595,284,522.70 = 18,243,405,280.80 : x
  2. Step 2: Convert to fraction form
    21,730,189,681.80/32,595,284,522.70 = 18,243,405,280.80/x
  3. Step 3: Cross multiply
    21,730,189,681.80x = 32,595,284,522.70 × 18,243,405,280.80
  4. Step 4: Simplify right side
    21,730,189,681.80x = 594,648,985,790,603,722,752
  5. Step 5: Solve for x
    x = 594,648,985,790,603,722,752/21,730,189,681.80
  6. Step 6: Final answer
    x = 27,365,107,921.20

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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.