Home / 108,621,368.10-162,932,052.15-96,717,089.70

Finding the Fourth Proportional to 108,621,368.10, 162,932,052.15 and 96,717,089.70

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Solution

The fourth proportional to 108,621,368.10, 162,932,052.15 and 96,717,089.70 is: 145,075,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,621,368.10 : 162,932,052.15 = 96,717,089.70 : x
  2. Step 2: Convert to fraction form
    108,621,368.10/162,932,052.15 = 96,717,089.70/x
  3. Step 3: Cross multiply
    108,621,368.10x = 162,932,052.15 × 96,717,089.70
  4. Step 4: Simplify right side
    108,621,368.10x = 15,758,313,902,796,628
  5. Step 5: Solve for x
    x = 15,758,313,902,796,628/108,621,368.10
  6. Step 6: Final answer
    x = 145,075,634.55

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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.