Home / 350,376,019.80-525,564,029.70-168,977,491.80

Finding the Fourth Proportional to 350,376,019.80, 525,564,029.70 and 168,977,491.80

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Solution

The fourth proportional to 350,376,019.80, 525,564,029.70 and 168,977,491.80 is: 253,466,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,376,019.80 : 525,564,029.70 = 168,977,491.80 : x
  2. Step 2: Convert to fraction form
    350,376,019.80/525,564,029.70 = 168,977,491.80/x
  3. Step 3: Cross multiply
    350,376,019.80x = 525,564,029.70 × 168,977,491.80
  4. Step 4: Simplify right side
    350,376,019.80x = 88,808,491,519,006,704
  5. Step 5: Solve for x
    x = 88,808,491,519,006,704/350,376,019.80
  6. Step 6: Final answer
    x = 253,466,237.70

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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.