Home / 164,979,088.68-227,674,752.90-90,640,607.40

Finding the Fourth Proportional to 164,979,088.68, 227,674,752.90 and 90,640,607.40

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Solution

The fourth proportional to 164,979,088.68, 227,674,752.90 and 90,640,607.40 is: 125,086,021.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,979,088.68 : 227,674,752.90 = 90,640,607.40 : x
  2. Step 2: Convert to fraction form
    164,979,088.68/227,674,752.90 = 90,640,607.40/x
  3. Step 3: Cross multiply
    164,979,088.68x = 227,674,752.90 × 90,640,607.40
  4. Step 4: Simplify right side
    164,979,088.68x = 20,636,577,892,500,912
  5. Step 5: Solve for x
    x = 20,636,577,892,500,912/164,979,088.68
  6. Step 6: Final answer
    x = 125,086,021.86

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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.