Home / 98,072,924.72-135,340,636.16-56,843,732

Finding the Fourth Proportional to 98,072,924.72, 135,340,636.16 and 56,843,732

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Solution

The fourth proportional to 98,072,924.72, 135,340,636.16 and 56,843,732 is: 78,444,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,072,924.72 : 135,340,636.16 = 56,843,732 : x
  2. Step 2: Convert to fraction form
    98,072,924.72/135,340,636.16 = 56,843,732/x
  3. Step 3: Cross multiply
    98,072,924.72x = 135,340,636.16 × 56,843,732
  4. Step 4: Simplify right side
    98,072,924.72x = 7,693,266,850,588,549
  5. Step 5: Solve for x
    x = 7,693,266,850,588,549/98,072,924.72
  6. Step 6: Final answer
    x = 78,444,350.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.