Home / 19,891,280,776.64-27,449,827,830.60-10,859,038,882.16

Finding the Fourth Proportional to 19,891,280,776.64, 27,449,827,830.60 and 10,859,038,882.16

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Solution

The fourth proportional to 19,891,280,776.64, 27,449,827,830.60 and 10,859,038,882.16 is: 14,985,397,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,891,280,776.64 : 27,449,827,830.60 = 10,859,038,882.16 : x
  2. Step 2: Convert to fraction form
    19,891,280,776.64/27,449,827,830.60 = 10,859,038,882.16/x
  3. Step 3: Cross multiply
    19,891,280,776.64x = 27,449,827,830.60 × 10,859,038,882.16
  4. Step 4: Simplify right side
    19,891,280,776.64x = 298,078,747,720,945,827,840
  5. Step 5: Solve for x
    x = 298,078,747,720,945,827,840/19,891,280,776.64
  6. Step 6: Final answer
    x = 14,985,397,424.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.