Home / 238,343,868.63-357,522,512.09-65,820,683.43

Finding the Fourth Proportional to 238,343,868.63, 357,522,512.09 and 65,820,683.43

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Solution

The fourth proportional to 238,343,868.63, 357,522,512.09 and 65,820,683.43 is: 98,732,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,343,868.63 : 357,522,512.09 = 65,820,683.43 : x
  2. Step 2: Convert to fraction form
    238,343,868.63/357,522,512.09 = 65,820,683.43/x
  3. Step 3: Cross multiply
    238,343,868.63x = 357,522,512.09 × 65,820,683.43
  4. Step 4: Simplify right side
    238,343,868.63x = 23,532,376,087,045,132
  5. Step 5: Solve for x
    x = 23,532,376,087,045,132/238,343,868.63
  6. Step 6: Final answer
    x = 98,732,877.93

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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.