Home / 134,316,009.70-201,474,014.55-105,090,691.30

Finding the Fourth Proportional to 134,316,009.70, 201,474,014.55 and 105,090,691.30

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Solution

The fourth proportional to 134,316,009.70, 201,474,014.55 and 105,090,691.30 is: 157,636,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,316,009.70 : 201,474,014.55 = 105,090,691.30 : x
  2. Step 2: Convert to fraction form
    134,316,009.70/201,474,014.55 = 105,090,691.30/x
  3. Step 3: Cross multiply
    134,316,009.70x = 201,474,014.55 × 105,090,691.30
  4. Step 4: Simplify right side
    134,316,009.70x = 21,173,043,468,045,760
  5. Step 5: Solve for x
    x = 21,173,043,468,045,760/134,316,009.70
  6. Step 6: Final answer
    x = 157,636,036.95

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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.