Home / 27,316,308,731.50-37,684,962,997.86-18,286,975,952.92

Finding the Fourth Proportional to 27,316,308,731.50, 37,684,962,997.86 and 18,286,975,952.92

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Solution

The fourth proportional to 27,316,308,731.50, 37,684,962,997.86 and 18,286,975,952.92 is: 25,228,299,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316,308,731.50 : 37,684,962,997.86 = 18,286,975,952.92 : x
  2. Step 2: Convert to fraction form
    27,316,308,731.50/37,684,962,997.86 = 18,286,975,952.92/x
  3. Step 3: Cross multiply
    27,316,308,731.50x = 37,684,962,997.86 × 18,286,975,952.92
  4. Step 4: Simplify right side
    27,316,308,731.50x = 689,144,012,128,545,800,192
  5. Step 5: Solve for x
    x = 689,144,012,128,545,800,192/27,316,308,731.50
  6. Step 6: Final answer
    x = 25,228,299,288.25

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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.