Home / 560,172,427.20-840,383,563.68-172,034,428.32

Finding the Fourth Proportional to 560,172,427.20, 840,383,563.68 and 172,034,428.32

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Solution

The fourth proportional to 560,172,427.20, 840,383,563.68 and 172,034,428.32 is: 258,090,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,172,427.20 : 840,383,563.68 = 172,034,428.32 : x
  2. Step 2: Convert to fraction form
    560,172,427.20/840,383,563.68 = 172,034,428.32/x
  3. Step 3: Cross multiply
    560,172,427.20x = 840,383,563.68 × 172,034,428.32
  4. Step 4: Simplify right side
    560,172,427.20x = 144,574,905,947,213,088
  5. Step 5: Solve for x
    x = 144,574,905,947,213,088/560,172,427.20
  6. Step 6: Final answer
    x = 258,090,007.52

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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.