Home / 307,419,744,467.55-424,252,583,012.23-170,242,570,700.80

Finding the Fourth Proportional to 307,419,744,467.55, 424,252,583,012.23 and 170,242,570,700.80

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Solution

The fourth proportional to 307,419,744,467.55, 424,252,583,012.23 and 170,242,570,700.80 is: 234,942,132,567.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,419,744,467.55 : 424,252,583,012.23 = 170,242,570,700.80 : x
  2. Step 2: Convert to fraction form
    307,419,744,467.55/424,252,583,012.23 = 170,242,570,700.80/x
  3. Step 3: Cross multiply
    307,419,744,467.55x = 424,252,583,012.23 × 170,242,570,700.80
  4. Step 4: Simplify right side
    307,419,744,467.55x = 72,225,850,358,456,578,473,984
  5. Step 5: Solve for x
    x = 72,225,850,358,456,578,473,984/307,419,744,467.55
  6. Step 6: Final answer
    x = 234,942,132,567.16

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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.