Home / 971,412,734.41-1,457,221,161.61-316,414,826.89

Finding the Fourth Proportional to 971,412,734.41, 1,457,221,161.61 and 316,414,826.89

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Solution

The fourth proportional to 971,412,734.41, 1,457,221,161.61 and 316,414,826.89 is: 474,655,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,412,734.41 : 1,457,221,161.61 = 316,414,826.89 : x
  2. Step 2: Convert to fraction form
    971,412,734.41/1,457,221,161.61 = 316,414,826.89/x
  3. Step 3: Cross multiply
    971,412,734.41x = 1,457,221,161.61 × 316,414,826.89
  4. Step 4: Simplify right side
    971,412,734.41x = 461,086,381,588,009,536
  5. Step 5: Solve for x
    x = 461,086,381,588,009,536/971,412,734.41
  6. Step 6: Final answer
    x = 474,655,483.97

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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.