Home / 98,013,256.96-135,255,822.40-53,959,816.12

Finding the Fourth Proportional to 98,013,256.96, 135,255,822.40 and 53,959,816.12

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Solution

The fourth proportional to 98,013,256.96, 135,255,822.40 and 53,959,816.12 is: 74,463,185.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,013,256.96 : 135,255,822.40 = 53,959,816.12 : x
  2. Step 2: Convert to fraction form
    98,013,256.96/135,255,822.40 = 53,959,816.12/x
  3. Step 3: Cross multiply
    98,013,256.96x = 135,255,822.40 × 53,959,816.12
  4. Step 4: Simplify right side
    98,013,256.96x = 7,298,379,305,863,377
  5. Step 5: Solve for x
    x = 7,298,379,305,863,377/98,013,256.96
  6. Step 6: Final answer
    x = 74,463,185.21

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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.