Home / 971,412,734.85-1,457,221,162.27-316,414,827.33

Finding the Fourth Proportional to 971,412,734.85, 1,457,221,162.27 and 316,414,827.33

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Solution

The fourth proportional to 971,412,734.85, 1,457,221,162.27 and 316,414,827.33 is: 474,655,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,412,734.85 : 1,457,221,162.27 = 316,414,827.33 : x
  2. Step 2: Convert to fraction form
    971,412,734.85/1,457,221,162.27 = 316,414,827.33/x
  3. Step 3: Cross multiply
    971,412,734.85x = 1,457,221,162.27 × 316,414,827.33
  4. Step 4: Simplify right side
    971,412,734.85x = 461,086,382,441,283,904
  5. Step 5: Solve for x
    x = 461,086,382,441,283,904/971,412,734.85
  6. Step 6: Final answer
    x = 474,655,484.64

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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.