Home / 56,757,458,182.45-78,288,386,383.81-36,402,673,229.05

Finding the Fourth Proportional to 56,757,458,182.45, 78,288,386,383.81 and 36,402,673,229.05

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Solution

The fourth proportional to 56,757,458,182.45, 78,288,386,383.81 and 36,402,673,229.05 is: 50,212,018,621.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,757,458,182.45 : 78,288,386,383.81 = 36,402,673,229.05 : x
  2. Step 2: Convert to fraction form
    56,757,458,182.45/78,288,386,383.81 = 36,402,673,229.05/x
  3. Step 3: Cross multiply
    56,757,458,182.45x = 78,288,386,383.81 × 36,402,673,229.05
  4. Step 4: Simplify right side
    56,757,458,182.45x = 2,849,906,547,159,442,915,328
  5. Step 5: Solve for x
    x = 2,849,906,547,159,442,915,328/56,757,458,182.45
  6. Step 6: Final answer
    x = 50,212,018,621.38

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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.