Home / 125,639,978,996.80-173,382,934,908.15-68,547,328,168.11

Finding the Fourth Proportional to 125,639,978,996.80, 173,382,934,908.15 and 68,547,328,168.11

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Solution

The fourth proportional to 125,639,978,996.80, 173,382,934,908.15 and 68,547,328,168.11 is: 94,595,184,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,639,978,996.80 : 173,382,934,908.15 = 68,547,328,168.11 : x
  2. Step 2: Convert to fraction form
    125,639,978,996.80/173,382,934,908.15 = 68,547,328,168.11/x
  3. Step 3: Cross multiply
    125,639,978,996.80x = 173,382,934,908.15 × 68,547,328,168.11
  4. Step 4: Simplify right side
    125,639,978,996.80x = 11,884,936,937,899,013,701,632
  5. Step 5: Solve for x
    x = 11,884,936,937,899,013,701,632/125,639,978,996.80
  6. Step 6: Final answer
    x = 94,595,184,055.24

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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.