Home / 1,254,404,048.54-1,881,483,469.52-381,013,001.42

Finding the Fourth Proportional to 1,254,404,048.54, 1,881,483,469.52 and 381,013,001.42

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Solution

The fourth proportional to 1,254,404,048.54, 1,881,483,469.52 and 381,013,001.42 is: 571,482,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,404,048.54 : 1,881,483,469.52 = 381,013,001.42 : x
  2. Step 2: Convert to fraction form
    1,254,404,048.54/1,881,483,469.52 = 381,013,001.42/x
  3. Step 3: Cross multiply
    1,254,404,048.54x = 1,881,483,469.52 × 381,013,001.42
  4. Step 4: Simplify right side
    1,254,404,048.54x = 716,869,663,832,617,856
  5. Step 5: Solve for x
    x = 716,869,663,832,617,856/1,254,404,048.54
  6. Step 6: Final answer
    x = 571,482,262.57

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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.