Home / 151,892,303.02-209,612,384.21-82,277,683.07

Finding the Fourth Proportional to 151,892,303.02, 209,612,384.21 and 82,277,683.07

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Solution

The fourth proportional to 151,892,303.02, 209,612,384.21 and 82,277,683.07 is: 113,543,747.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,892,303.02 : 209,612,384.21 = 82,277,683.07 : x
  2. Step 2: Convert to fraction form
    151,892,303.02/209,612,384.21 = 82,277,683.07/x
  3. Step 3: Cross multiply
    151,892,303.02x = 209,612,384.21 × 82,277,683.07
  4. Step 4: Simplify right side
    151,892,303.02x = 17,246,421,314,735,084
  5. Step 5: Solve for x
    x = 17,246,421,314,735,084/151,892,303.02
  6. Step 6: Final answer
    x = 113,543,747.59

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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.