Home / 51,286,535,703.66-70,775,425,979.73-28,425,149,349.20

Finding the Fourth Proportional to 51,286,535,703.66, 70,775,425,979.73 and 28,425,149,349.20

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Solution

The fourth proportional to 51,286,535,703.66, 70,775,425,979.73 and 28,425,149,349.20 is: 39,226,709,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,286,535,703.66 : 70,775,425,979.73 = 28,425,149,349.20 : x
  2. Step 2: Convert to fraction form
    51,286,535,703.66/70,775,425,979.73 = 28,425,149,349.20/x
  3. Step 3: Cross multiply
    51,286,535,703.66x = 70,775,425,979.73 × 28,425,149,349.20
  4. Step 4: Simplify right side
    51,286,535,703.66x = 2,011,802,053,726,976,081,920
  5. Step 5: Solve for x
    x = 2,011,802,053,726,976,081,920/51,286,535,703.66
  6. Step 6: Final answer
    x = 39,226,709,820.12

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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.