Home / 20,781,077,266.85-31,168,466,341.77-5,655,825,300.34

Finding the Fourth Proportional to 20,781,077,266.85, 31,168,466,341.77 and 5,655,825,300.34

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Solution

The fourth proportional to 20,781,077,266.85, 31,168,466,341.77 and 5,655,825,300.34 is: 8,482,880,759.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,781,077,266.85 : 31,168,466,341.77 = 5,655,825,300.34 : x
  2. Step 2: Convert to fraction form
    20,781,077,266.85/31,168,466,341.77 = 5,655,825,300.34/x
  3. Step 3: Cross multiply
    20,781,077,266.85x = 31,168,466,341.77 × 5,655,825,300.34
  4. Step 4: Simplify right side
    20,781,077,266.85x = 176,283,400,508,613,951,488
  5. Step 5: Solve for x
    x = 176,283,400,508,613,951,488/20,781,077,266.85
  6. Step 6: Final answer
    x = 8,482,880,759.50

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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.