Home / 291,898,735,473.84-437,688,487,689.44-231,779,202,568.56

Finding the Fourth Proportional to 291,898,735,473.84, 437,688,487,689.44 and 231,779,202,568.56

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Solution

The fourth proportional to 291,898,735,473.84, 437,688,487,689.44 and 231,779,202,568.56 is: 347,542,062,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,898,735,473.84 : 437,688,487,689.44 = 231,779,202,568.56 : x
  2. Step 2: Convert to fraction form
    291,898,735,473.84/437,688,487,689.44 = 231,779,202,568.56/x
  3. Step 3: Cross multiply
    291,898,735,473.84x = 437,688,487,689.44 × 231,779,202,568.56
  4. Step 4: Simplify right side
    291,898,735,473.84x = 101,447,088,650,097,390,518,272
  5. Step 5: Solve for x
    x = 101,447,088,650,097,390,518,272/291,898,735,473.84
  6. Step 6: Final answer
    x = 347,542,062,782.21

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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.