Home / 18,638,736,790.49-27,958,209,703.83-6,217,033,261.13

Finding the Fourth Proportional to 18,638,736,790.49, 27,958,209,703.83 and 6,217,033,261.13

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Solution

The fourth proportional to 18,638,736,790.49, 27,958,209,703.83 and 6,217,033,261.13 is: 9,325,584,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,638,736,790.49 : 27,958,209,703.83 = 6,217,033,261.13 : x
  2. Step 2: Convert to fraction form
    18,638,736,790.49/27,958,209,703.83 = 6,217,033,261.13/x
  3. Step 3: Cross multiply
    18,638,736,790.49x = 27,958,209,703.83 × 6,217,033,261.13
  4. Step 4: Simplify right side
    18,638,736,790.49x = 173,817,119,650,229,714,944
  5. Step 5: Solve for x
    x = 173,817,119,650,229,714,944/18,638,736,790.49
  6. Step 6: Final answer
    x = 9,325,584,754.16

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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.