Home / 172,156,693,039.79-237,662,248,043.74-107,072,098,928.54

Finding the Fourth Proportional to 172,156,693,039.79, 237,662,248,043.74 and 107,072,098,928.54

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Solution

The fourth proportional to 172,156,693,039.79, 237,662,248,043.74 and 107,072,098,928.54 is: 147,812,991,088.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,156,693,039.79 : 237,662,248,043.74 = 107,072,098,928.54 : x
  2. Step 2: Convert to fraction form
    172,156,693,039.79/237,662,248,043.74 = 107,072,098,928.54/x
  3. Step 3: Cross multiply
    172,156,693,039.79x = 237,662,248,043.74 × 107,072,098,928.54
  4. Step 4: Simplify right side
    172,156,693,039.79x = 25,446,995,734,118,537,363,456
  5. Step 5: Solve for x
    x = 25,446,995,734,118,537,363,456/172,156,693,039.79
  6. Step 6: Final answer
    x = 147,812,991,088.51

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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.