Home / 18,105,462,428.31-24,985,097,181.50-9,967,199,695.97

Finding the Fourth Proportional to 18,105,462,428.31, 24,985,097,181.50 and 9,967,199,695.97

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Solution

The fourth proportional to 18,105,462,428.31, 24,985,097,181.50 and 9,967,199,695.97 is: 13,754,492,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,105,462,428.31 : 24,985,097,181.50 = 9,967,199,695.97 : x
  2. Step 2: Convert to fraction form
    18,105,462,428.31/24,985,097,181.50 = 9,967,199,695.97/x
  3. Step 3: Cross multiply
    18,105,462,428.31x = 24,985,097,181.50 × 9,967,199,695.97
  4. Step 4: Simplify right side
    18,105,462,428.31x = 249,031,453,031,052,935,168
  5. Step 5: Solve for x
    x = 249,031,453,031,052,935,168/18,105,462,428.31
  6. Step 6: Final answer
    x = 13,754,492,823.21

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Double scale
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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.