Home / 605,635,276.41-908,460,123.66-168,909,389.09

Finding the Fourth Proportional to 605,635,276.41, 908,460,123.66 and 168,909,389.09

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Solution

The fourth proportional to 605,635,276.41, 908,460,123.66 and 168,909,389.09 is: 253,366,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,635,276.41 : 908,460,123.66 = 168,909,389.09 : x
  2. Step 2: Convert to fraction form
    605,635,276.41/908,460,123.66 = 168,909,389.09/x
  3. Step 3: Cross multiply
    605,635,276.41x = 908,460,123.66 × 168,909,389.09
  4. Step 4: Simplify right side
    605,635,276.41x = 153,447,444,500,036,448
  5. Step 5: Solve for x
    x = 153,447,444,500,036,448/605,635,276.41
  6. Step 6: Final answer
    x = 253,366,094.21

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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.