Home / 39,788,528,302.55-54,912,983,932.01-22,645,549,873.13

Finding the Fourth Proportional to 39,788,528,302.55, 54,912,983,932.01 and 22,645,549,873.13

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Solution

The fourth proportional to 39,788,528,302.55, 54,912,983,932.01 and 22,645,549,873.13 is: 31,253,599,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788,528,302.55 : 54,912,983,932.01 = 22,645,549,873.13 : x
  2. Step 2: Convert to fraction form
    39,788,528,302.55/54,912,983,932.01 = 22,645,549,873.13/x
  3. Step 3: Cross multiply
    39,788,528,302.55x = 54,912,983,932.01 × 22,645,549,873.13
  4. Step 4: Simplify right side
    39,788,528,302.55x = 1,243,534,716,314,605,584,384
  5. Step 5: Solve for x
    x = 1,243,534,716,314,605,584,384/39,788,528,302.55
  6. Step 6: Final answer
    x = 31,253,599,199.72

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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.