Home / 1,891,127,832-2,838,413,139.57-1,006,555,829.70

Finding the Fourth Proportional to 1,891,127,832, 2,838,413,139.57 and 1,006,555,829.70

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Solution

The fourth proportional to 1,891,127,832, 2,838,413,139.57 and 1,006,555,829.70 is: 1,510,749,957.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,127,832 : 2,838,413,139.57 = 1,006,555,829.70 : x
  2. Step 2: Convert to fraction form
    1,891,127,832/2,838,413,139.57 = 1,006,555,829.70/x
  3. Step 3: Cross multiply
    1,891,127,832x = 2,838,413,139.57 × 1,006,555,829.70
  4. Step 4: Simplify right side
    1,891,127,832x = 2,857,021,292,731,263,488
  5. Step 5: Solve for x
    x = 2,857,021,292,731,263,488/1,891,127,832
  6. Step 6: Final answer
    x = 1,510,749,957.98

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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.