Home / 307,419,744,463.90-424,252,583,007.15-170,242,570,697.15

Finding the Fourth Proportional to 307,419,744,463.90, 424,252,583,007.15 and 170,242,570,697.15

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Solution

The fourth proportional to 307,419,744,463.90, 424,252,583,007.15 and 170,242,570,697.15 is: 234,942,132,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,419,744,463.90 : 424,252,583,007.15 = 170,242,570,697.15 : x
  2. Step 2: Convert to fraction form
    307,419,744,463.90/424,252,583,007.15 = 170,242,570,697.15/x
  3. Step 3: Cross multiply
    307,419,744,463.90x = 424,252,583,007.15 × 170,242,570,697.15
  4. Step 4: Simplify right side
    307,419,744,463.90x = 72,225,850,356,043,234,672,640
  5. Step 5: Solve for x
    x = 72,225,850,356,043,234,672,640/307,419,744,463.90
  6. Step 6: Final answer
    x = 234,942,132,562.10

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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.