Home / 18,186,747,300.32-25,097,444,175.57-10,158,205,004.75

Finding the Fourth Proportional to 18,186,747,300.32, 25,097,444,175.57 and 10,158,205,004.75

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Solution

The fourth proportional to 18,186,747,300.32, 25,097,444,175.57 and 10,158,205,004.75 is: 14,018,173,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186,747,300.32 : 25,097,444,175.57 = 10,158,205,004.75 : x
  2. Step 2: Convert to fraction form
    18,186,747,300.32/25,097,444,175.57 = 10,158,205,004.75/x
  3. Step 3: Cross multiply
    18,186,747,300.32x = 25,097,444,175.57 × 10,158,205,004.75
  4. Step 4: Simplify right side
    18,186,747,300.32x = 254,944,983,030,708,895,744
  5. Step 5: Solve for x
    x = 254,944,983,030,708,895,744/18,186,747,300.32
  6. Step 6: Final answer
    x = 14,018,173,718.52

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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.