Home / 971,836,383.60-1,457,754,575.40-897,009,490.80

Finding the Fourth Proportional to 971,836,383.60, 1,457,754,575.40 and 897,009,490.80

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Solution

The fourth proportional to 971,836,383.60, 1,457,754,575.40 and 897,009,490.80 is: 1,345,514,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,836,383.60 : 1,457,754,575.40 = 897,009,490.80 : x
  2. Step 2: Convert to fraction form
    971,836,383.60/1,457,754,575.40 = 897,009,490.80/x
  3. Step 3: Cross multiply
    971,836,383.60x = 1,457,754,575.40 × 897,009,490.80
  4. Step 4: Simplify right side
    971,836,383.60x = 1,307,619,689,390,924,288
  5. Step 5: Solve for x
    x = 1,307,619,689,390,924,288/971,836,383.60
  6. Step 6: Final answer
    x = 1,345,514,236.20

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1.5x scale

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.