Home / 172,639,264,254.06-258,939,115,038.99-45,166,262,084.94

Finding the Fourth Proportional to 172,639,264,254.06, 258,939,115,038.99 and 45,166,262,084.94

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Solution

The fourth proportional to 172,639,264,254.06, 258,939,115,038.99 and 45,166,262,084.94 is: 67,744,217,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,639,264,254.06 : 258,939,115,038.99 = 45,166,262,084.94 : x
  2. Step 2: Convert to fraction form
    172,639,264,254.06/258,939,115,038.99 = 45,166,262,084.94/x
  3. Step 3: Cross multiply
    172,639,264,254.06x = 258,939,115,038.99 × 45,166,262,084.94
  4. Step 4: Simplify right side
    172,639,264,254.06x = 11,695,311,933,893,450,399,744
  5. Step 5: Solve for x
    x = 11,695,311,933,893,450,399,744/172,639,264,254.06
  6. Step 6: Final answer
    x = 67,744,217,889.40

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1.5x scale

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.