Home / 238,733,315.72-358,099,954.14-66,210,127.01

Finding the Fourth Proportional to 238,733,315.72, 358,099,954.14 and 66,210,127.01

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Solution

The fourth proportional to 238,733,315.72, 358,099,954.14 and 66,210,127.01 is: 99,315,185.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,733,315.72 : 358,099,954.14 = 66,210,127.01 : x
  2. Step 2: Convert to fraction form
    238,733,315.72/358,099,954.14 = 66,210,127.01/x
  3. Step 3: Cross multiply
    238,733,315.72x = 358,099,954.14 × 66,210,127.01
  4. Step 4: Simplify right side
    238,733,315.72x = 23,709,843,445,313,136
  5. Step 5: Solve for x
    x = 23,709,843,445,313,136/238,733,315.72
  6. Step 6: Final answer
    x = 99,315,185.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.