Home / 19,891,281,045.56-27,449,828,201.51-10,859,039,150.56

Finding the Fourth Proportional to 19,891,281,045.56, 27,449,828,201.51 and 10,859,039,150.56

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Solution

The fourth proportional to 19,891,281,045.56, 27,449,828,201.51 and 10,859,039,150.56 is: 14,985,397,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,891,281,045.56 : 27,449,828,201.51 = 10,859,039,150.56 : x
  2. Step 2: Convert to fraction form
    19,891,281,045.56/27,449,828,201.51 = 10,859,039,150.56/x
  3. Step 3: Cross multiply
    19,891,281,045.56x = 27,449,828,201.51 × 10,859,039,150.56
  4. Step 4: Simplify right side
    19,891,281,045.56x = 298,078,759,116,343,017,472
  5. Step 5: Solve for x
    x = 298,078,759,116,343,017,472/19,891,281,045.56
  6. Step 6: Final answer
    x = 14,985,397,794.82

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Double scale
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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.