Home / 2,907,184,969.71-4,011,894,850.77-1,587,085,525.71

Finding the Fourth Proportional to 2,907,184,969.71, 4,011,894,850.77 and 1,587,085,525.71

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Solution

The fourth proportional to 2,907,184,969.71, 4,011,894,850.77 and 1,587,085,525.71 is: 2,190,166,884.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,184,969.71 : 4,011,894,850.77 = 1,587,085,525.71 : x
  2. Step 2: Convert to fraction form
    2,907,184,969.71/4,011,894,850.77 = 1,587,085,525.71/x
  3. Step 3: Cross multiply
    2,907,184,969.71x = 4,011,894,850.77 × 1,587,085,525.71
  4. Step 4: Simplify right side
    2,907,184,969.71x = 6,367,220,248,327,547,904
  5. Step 5: Solve for x
    x = 6,367,220,248,327,547,904/2,907,184,969.71
  6. Step 6: Final answer
    x = 2,190,166,884.69

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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.