Home / 19,622,648,002.90-29,433,972,004.35-18,107,403,423.70

Finding the Fourth Proportional to 19,622,648,002.90, 29,433,972,004.35 and 18,107,403,423.70

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Solution

The fourth proportional to 19,622,648,002.90, 29,433,972,004.35 and 18,107,403,423.70 is: 27,161,105,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622,648,002.90 : 29,433,972,004.35 = 18,107,403,423.70 : x
  2. Step 2: Convert to fraction form
    19,622,648,002.90/29,433,972,004.35 = 18,107,403,423.70/x
  3. Step 3: Cross multiply
    19,622,648,002.90x = 29,433,972,004.35 × 18,107,403,423.70
  4. Step 4: Simplify right side
    19,622,648,002.90x = 532,972,805,444,657,152,000
  5. Step 5: Solve for x
    x = 532,972,805,444,657,152,000/19,622,648,002.90
  6. Step 6: Final answer
    x = 27,161,105,135.55

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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.