Home / 312,577,200.05-468,908,916.05-181,481,214.79

Finding the Fourth Proportional to 312,577,200.05, 468,908,916.05 and 181,481,214.79

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Solution

The fourth proportional to 312,577,200.05, 468,908,916.05 and 181,481,214.79 is: 272,246,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,577,200.05 : 468,908,916.05 = 181,481,214.79 : x
  2. Step 2: Convert to fraction form
    312,577,200.05/468,908,916.05 = 181,481,214.79/x
  3. Step 3: Cross multiply
    312,577,200.05x = 468,908,916.05 × 181,481,214.79
  4. Step 4: Simplify right side
    312,577,200.05x = 85,098,159,710,636,032
  5. Step 5: Solve for x
    x = 85,098,159,710,636,032/312,577,200.05
  6. Step 6: Final answer
    x = 272,246,855.17

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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.