Home / 19,386,767,368.17-29,088,986,910.89-9,950,038,076.25

Finding the Fourth Proportional to 19,386,767,368.17, 29,088,986,910.89 and 9,950,038,076.25

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Solution

The fourth proportional to 19,386,767,368.17, 29,088,986,910.89 and 9,950,038,076.25 is: 14,929,592,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386,767,368.17 : 29,088,986,910.89 = 9,950,038,076.25 : x
  2. Step 2: Convert to fraction form
    19,386,767,368.17/29,088,986,910.89 = 9,950,038,076.25/x
  3. Step 3: Cross multiply
    19,386,767,368.17x = 29,088,986,910.89 × 9,950,038,076.25
  4. Step 4: Simplify right side
    19,386,767,368.17x = 289,436,527,362,853,568,512
  5. Step 5: Solve for x
    x = 289,436,527,362,853,568,512/19,386,767,368.17
  6. Step 6: Final answer
    x = 14,929,592,018.42

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Double scale
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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.