Home / 71,416,893,697.29-98,555,329,389.59-39,302,255,851.44

Finding the Fourth Proportional to 71,416,893,697.29, 98,555,329,389.59 and 39,302,255,851.44

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Solution

The fourth proportional to 71,416,893,697.29, 98,555,329,389.59 and 39,302,255,851.44 is: 54,237,121,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,416,893,697.29 : 98,555,329,389.59 = 39,302,255,851.44 : x
  2. Step 2: Convert to fraction form
    71,416,893,697.29/98,555,329,389.59 = 39,302,255,851.44/x
  3. Step 3: Cross multiply
    71,416,893,697.29x = 98,555,329,389.59 × 39,302,255,851.44
  4. Step 4: Simplify right side
    71,416,893,697.29x = 3,873,446,771,192,610,422,784
  5. Step 5: Solve for x
    x = 3,873,446,771,192,610,422,784/71,416,893,697.29
  6. Step 6: Final answer
    x = 54,237,121,928.19

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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.