Home / 165,705,000.47-248,276,218.08-99,988,045.70

Finding the Fourth Proportional to 165,705,000.47, 248,276,218.08 and 99,988,045.70

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Solution

The fourth proportional to 165,705,000.47, 248,276,218.08 and 99,988,045.70 is: 149,812,339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,705,000.47 : 248,276,218.08 = 99,988,045.70 : x
  2. Step 2: Convert to fraction form
    165,705,000.47/248,276,218.08 = 99,988,045.70/x
  3. Step 3: Cross multiply
    165,705,000.47x = 248,276,218.08 × 99,988,045.70
  4. Step 4: Simplify right side
    165,705,000.47x = 24,824,653,839,606,208
  5. Step 5: Solve for x
    x = 24,824,653,839,606,208/165,705,000.47
  6. Step 6: Final answer
    x = 149,812,339.82

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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.