Home / 356,313,501,926.22-491,730,299,031.95-221,026,267,167.41

Finding the Fourth Proportional to 356,313,501,926.22, 491,730,299,031.95 and 221,026,267,167.41

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Solution

The fourth proportional to 356,313,501,926.22, 491,730,299,031.95 and 221,026,267,167.41 is: 305,027,207,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,313,501,926.22 : 491,730,299,031.95 = 221,026,267,167.41 : x
  2. Step 2: Convert to fraction form
    356,313,501,926.22/491,730,299,031.95 = 221,026,267,167.41/x
  3. Step 3: Cross multiply
    356,313,501,926.22x = 491,730,299,031.95 × 221,026,267,167.41
  4. Step 4: Simplify right side
    356,313,501,926.22x = 108,685,312,448,146,199,019,520
  5. Step 5: Solve for x
    x = 108,685,312,448,146,199,019,520/356,313,501,926.22
  6. Step 6: Final answer
    x = 305,027,207,390.67

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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.