Home / 970,576,727.40-1,455,865,091.10-728,712,023.40

Finding the Fourth Proportional to 970,576,727.40, 1,455,865,091.10 and 728,712,023.40

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Solution

The fourth proportional to 970,576,727.40, 1,455,865,091.10 and 728,712,023.40 is: 1,093,068,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,576,727.40 : 1,455,865,091.10 = 728,712,023.40 : x
  2. Step 2: Convert to fraction form
    970,576,727.40/1,455,865,091.10 = 728,712,023.40/x
  3. Step 3: Cross multiply
    970,576,727.40x = 1,455,865,091.10 × 728,712,023.40
  4. Step 4: Simplify right side
    970,576,727.40x = 1,060,906,396,332,906,240
  5. Step 5: Solve for x
    x = 1,060,906,396,332,906,240/970,576,727.40
  6. Step 6: Final answer
    x = 1,093,068,035.10

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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.