Home / 959,672,118.34-1,440,176,421.22-337,937,429.28

Finding the Fourth Proportional to 959,672,118.34, 1,440,176,421.22 and 337,937,429.28

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Solution

The fourth proportional to 959,672,118.34, 1,440,176,421.22 and 337,937,429.28 is: 507,141,458.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,672,118.34 : 1,440,176,421.22 = 337,937,429.28 : x
  2. Step 2: Convert to fraction form
    959,672,118.34/1,440,176,421.22 = 337,937,429.28/x
  3. Step 3: Cross multiply
    959,672,118.34x = 1,440,176,421.22 × 337,937,429.28
  4. Step 4: Simplify right side
    959,672,118.34x = 486,689,517,501,313,024
  5. Step 5: Solve for x
    x = 486,689,517,501,313,024/959,672,118.34
  6. Step 6: Final answer
    x = 507,141,458.21

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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.