Home / 2,988,678,811,125.10-4,124,380,736,707.40-1,618,456,626,127.20

Finding the Fourth Proportional to 2,988,678,811,125.10, 4,124,380,736,707.40 and 1,618,456,626,127.20

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Solution

The fourth proportional to 2,988,678,811,125.10, 4,124,380,736,707.40 and 1,618,456,626,127.20 is: 2,233,472,297,908.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,678,811,125.10 : 4,124,380,736,707.40 = 1,618,456,626,127.20 : x
  2. Step 2: Convert to fraction form
    2,988,678,811,125.10/4,124,380,736,707.40 = 1,618,456,626,127.20/x
  3. Step 3: Cross multiply
    2,988,678,811,125.10x = 4,124,380,736,707.40 × 1,618,456,626,127.20
  4. Step 4: Simplify right side
    2,988,678,811,125.10x = 6,675,131,331,995,473,650,122,752
  5. Step 5: Solve for x
    x = 6,675,131,331,995,473,650,122,752/2,988,678,811,125.10
  6. Step 6: Final answer
    x = 2,233,472,297,908.99

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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.