Home / 1,442,608,829,420.80-2,163,912,000,821.80-368,164,663,780.74

Finding the Fourth Proportional to 1,442,608,829,420.80, 2,163,912,000,821.80 and 368,164,663,780.74

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Solution

The fourth proportional to 1,442,608,829,420.80, 2,163,912,000,821.80 and 368,164,663,780.74 is: 552,246,678,369.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,608,829,420.80 : 2,163,912,000,821.80 = 368,164,663,780.74 : x
  2. Step 2: Convert to fraction form
    1,442,608,829,420.80/2,163,912,000,821.80 = 368,164,663,780.74/x
  3. Step 3: Cross multiply
    1,442,608,829,420.80x = 2,163,912,000,821.80 × 368,164,663,780.74
  4. Step 4: Simplify right side
    1,442,608,829,420.80x = 796,675,934,233,666,313,519,104
  5. Step 5: Solve for x
    x = 796,675,934,233,666,313,519,104/1,442,608,829,420.80
  6. Step 6: Final answer
    x = 552,246,678,369.17

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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.