Home / 81,950,403,394.16-112,980,339,157.68-57,502,596,642.56

Finding the Fourth Proportional to 81,950,403,394.16, 112,980,339,157.68 and 57,502,596,642.56

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Solution

The fourth proportional to 81,950,403,394.16, 112,980,339,157.68 and 57,502,596,642.56 is: 79,275,544,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,950,403,394.16 : 112,980,339,157.68 = 57,502,596,642.56 : x
  2. Step 2: Convert to fraction form
    81,950,403,394.16/112,980,339,157.68 = 57,502,596,642.56/x
  3. Step 3: Cross multiply
    81,950,403,394.16x = 112,980,339,157.68 × 57,502,596,642.56
  4. Step 4: Simplify right side
    81,950,403,394.16x = 6,496,662,871,123,698,909,184
  5. Step 5: Solve for x
    x = 6,496,662,871,123,698,909,184/81,950,403,394.16
  6. Step 6: Final answer
    x = 79,275,544,744.75

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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.