Home / 141,547,942,816.77-195,336,153,616.67-76,442,363,844.33

Finding the Fourth Proportional to 141,547,942,816.77, 195,336,153,616.67 and 76,442,363,844.33

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Solution

The fourth proportional to 141,547,942,816.77, 195,336,153,616.67 and 76,442,363,844.33 is: 105,490,458,070.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,547,942,816.77 : 195,336,153,616.67 = 76,442,363,844.33 : x
  2. Step 2: Convert to fraction form
    141,547,942,816.77/195,336,153,616.67 = 76,442,363,844.33/x
  3. Step 3: Cross multiply
    141,547,942,816.77x = 195,336,153,616.67 × 76,442,363,844.33
  4. Step 4: Simplify right side
    141,547,942,816.77x = 14,931,957,326,717,426,597,888
  5. Step 5: Solve for x
    x = 14,931,957,326,717,426,597,888/141,547,942,816.77
  6. Step 6: Final answer
    x = 105,490,458,070.78

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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.