Home / 1,617,069,191.96-2,231,562,210.68-874,513,254.72

Finding the Fourth Proportional to 1,617,069,191.96, 2,231,562,210.68 and 874,513,254.72

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Solution

The fourth proportional to 1,617,069,191.96, 2,231,562,210.68 and 874,513,254.72 is: 1,206,831,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,069,191.96 : 2,231,562,210.68 = 874,513,254.72 : x
  2. Step 2: Convert to fraction form
    1,617,069,191.96/2,231,562,210.68 = 874,513,254.72/x
  3. Step 3: Cross multiply
    1,617,069,191.96x = 2,231,562,210.68 × 874,513,254.72
  4. Step 4: Simplify right side
    1,617,069,191.96x = 1,951,530,731,971,924,992
  5. Step 5: Solve for x
    x = 1,951,530,731,971,924,992/1,617,069,191.96
  6. Step 6: Final answer
    x = 1,206,831,928.82

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.