Home / 125,639,978,995.80-173,382,934,906.77-68,547,328,167.11

Finding the Fourth Proportional to 125,639,978,995.80, 173,382,934,906.77 and 68,547,328,167.11

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Solution

The fourth proportional to 125,639,978,995.80, 173,382,934,906.77 and 68,547,328,167.11 is: 94,595,184,053.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,639,978,995.80 : 173,382,934,906.77 = 68,547,328,167.11 : x
  2. Step 2: Convert to fraction form
    125,639,978,995.80/173,382,934,906.77 = 68,547,328,167.11/x
  3. Step 3: Cross multiply
    125,639,978,995.80x = 173,382,934,906.77 × 68,547,328,167.11
  4. Step 4: Simplify right side
    125,639,978,995.80x = 11,884,936,937,630,167,203,840
  5. Step 5: Solve for x
    x = 11,884,936,937,630,167,203,840/125,639,978,995.80
  6. Step 6: Final answer
    x = 94,595,184,053.85

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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.