Home / 100,892,720.60-151,339,080.90-92,283,376.40

Finding the Fourth Proportional to 100,892,720.60, 151,339,080.90 and 92,283,376.40

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Solution

The fourth proportional to 100,892,720.60, 151,339,080.90 and 92,283,376.40 is: 138,425,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,892,720.60 : 151,339,080.90 = 92,283,376.40 : x
  2. Step 2: Convert to fraction form
    100,892,720.60/151,339,080.90 = 92,283,376.40/x
  3. Step 3: Cross multiply
    100,892,720.60x = 151,339,080.90 × 92,283,376.40
  4. Step 4: Simplify right side
    100,892,720.60x = 13,966,081,366,724,752
  5. Step 5: Solve for x
    x = 13,966,081,366,724,752/100,892,720.60
  6. Step 6: Final answer
    x = 138,425,064.60

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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.