Home / 70,535,186.78-97,352,878.20-40,767,099.26

Finding the Fourth Proportional to 70,535,186.78, 97,352,878.20 and 40,767,099.26

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Solution

The fourth proportional to 70,535,186.78, 97,352,878.20 and 40,767,099.26 is: 56,266,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,535,186.78 : 97,352,878.20 = 40,767,099.26 : x
  2. Step 2: Convert to fraction form
    70,535,186.78/97,352,878.20 = 40,767,099.26/x
  3. Step 3: Cross multiply
    70,535,186.78x = 97,352,878.20 × 40,767,099.26
  4. Step 4: Simplify right side
    70,535,186.78x = 3,968,794,448,826,090
  5. Step 5: Solve for x
    x = 3,968,794,448,826,090/70,535,186.78
  6. Step 6: Final answer
    x = 56,266,873.74

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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.