Home / 18,186,747,298.32-25,097,444,172.81-10,158,205,002.75

Finding the Fourth Proportional to 18,186,747,298.32, 25,097,444,172.81 and 10,158,205,002.75

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Solution

The fourth proportional to 18,186,747,298.32, 25,097,444,172.81 and 10,158,205,002.75 is: 14,018,173,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186,747,298.32 : 25,097,444,172.81 = 10,158,205,002.75 : x
  2. Step 2: Convert to fraction form
    18,186,747,298.32/25,097,444,172.81 = 10,158,205,002.75/x
  3. Step 3: Cross multiply
    18,186,747,298.32x = 25,097,444,172.81 × 10,158,205,002.75
  4. Step 4: Simplify right side
    18,186,747,298.32x = 254,944,982,952,477,392,896
  5. Step 5: Solve for x
    x = 254,944,982,952,477,392,896/18,186,747,298.32
  6. Step 6: Final answer
    x = 14,018,173,715.76

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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.