Home / 73,252,829,447.80-109,879,244,171.70-18,107,676,935.80

Finding the Fourth Proportional to 73,252,829,447.80, 109,879,244,171.70 and 18,107,676,935.80

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Solution

The fourth proportional to 73,252,829,447.80, 109,879,244,171.70 and 18,107,676,935.80 is: 27,161,515,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,252,829,447.80 : 109,879,244,171.70 = 18,107,676,935.80 : x
  2. Step 2: Convert to fraction form
    73,252,829,447.80/109,879,244,171.70 = 18,107,676,935.80/x
  3. Step 3: Cross multiply
    73,252,829,447.80x = 109,879,244,171.70 × 18,107,676,935.80
  4. Step 4: Simplify right side
    73,252,829,447.80x = 1,989,657,855,411,028,492,288
  5. Step 5: Solve for x
    x = 1,989,657,855,411,028,492,288/73,252,829,447.80
  6. Step 6: Final answer
    x = 27,161,515,403.70

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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.