Home / 748,565,965.60-1,120,696,612.35-727,042,605.10

Finding the Fourth Proportional to 748,565,965.60, 1,120,696,612.35 and 727,042,605.10

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Solution

The fourth proportional to 748,565,965.60, 1,120,696,612.35 and 727,042,605.10 is: 1,088,473,457.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,565,965.60 : 1,120,696,612.35 = 727,042,605.10 : x
  2. Step 2: Convert to fraction form
    748,565,965.60/1,120,696,612.35 = 727,042,605.10/x
  3. Step 3: Cross multiply
    748,565,965.60x = 1,120,696,612.35 × 727,042,605.10
  4. Step 4: Simplify right side
    748,565,965.60x = 814,794,184,569,688,832
  5. Step 5: Solve for x
    x = 814,794,184,569,688,832/748,565,965.60
  6. Step 6: Final answer
    x = 1,088,473,457.27

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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.