Home / 1,124,042,193.93-1,551,196,511.61-615,396,359.18

Finding the Fourth Proportional to 1,124,042,193.93, 1,551,196,511.61 and 615,396,359.18

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Solution

The fourth proportional to 1,124,042,193.93, 1,551,196,511.61 and 615,396,359.18 is: 849,256,985.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,042,193.93 : 1,551,196,511.61 = 615,396,359.18 : x
  2. Step 2: Convert to fraction form
    1,124,042,193.93/1,551,196,511.61 = 615,396,359.18/x
  3. Step 3: Cross multiply
    1,124,042,193.93x = 1,551,196,511.61 × 615,396,359.18
  4. Step 4: Simplify right side
    1,124,042,193.93x = 954,600,685,609,754,496
  5. Step 5: Solve for x
    x = 954,600,685,609,754,496/1,124,042,193.93
  6. Step 6: Final answer
    x = 849,256,985.87

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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.