Home / 971,412,733.85-1,457,221,160.77-316,414,826.33

Finding the Fourth Proportional to 971,412,733.85, 1,457,221,160.77 and 316,414,826.33

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Solution

The fourth proportional to 971,412,733.85, 1,457,221,160.77 and 316,414,826.33 is: 474,655,483.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,412,733.85 : 1,457,221,160.77 = 316,414,826.33 : x
  2. Step 2: Convert to fraction form
    971,412,733.85/1,457,221,160.77 = 316,414,826.33/x
  3. Step 3: Cross multiply
    971,412,733.85x = 1,457,221,160.77 × 316,414,826.33
  4. Step 4: Simplify right side
    971,412,733.85x = 461,086,380,501,363,392
  5. Step 5: Solve for x
    x = 461,086,380,501,363,392/971,412,733.85
  6. Step 6: Final answer
    x = 474,655,483.13

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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.