Home / 667,154,084.92-920,671,043.28-365,738,858.08

Finding the Fourth Proportional to 667,154,084.92, 920,671,043.28 and 365,738,858.08

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Solution

The fourth proportional to 667,154,084.92, 920,671,043.28 and 365,738,858.08 is: 504,718,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,154,084.92 : 920,671,043.28 = 365,738,858.08 : x
  2. Step 2: Convert to fraction form
    667,154,084.92/920,671,043.28 = 365,738,858.08/x
  3. Step 3: Cross multiply
    667,154,084.92x = 920,671,043.28 × 365,738,858.08
  4. Step 4: Simplify right side
    667,154,084.92x = 336,725,176,036,549,440
  5. Step 5: Solve for x
    x = 336,725,176,036,549,440/667,154,084.92
  6. Step 6: Final answer
    x = 504,718,750.36

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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.