Home / 71,130,903.04-98,160,745.80-38,535,855.04

Finding the Fourth Proportional to 71,130,903.04, 98,160,745.80 and 38,535,855.04

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Solution

The fourth proportional to 71,130,903.04, 98,160,745.80 and 38,535,855.04 is: 53,179,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,130,903.04 : 98,160,745.80 = 38,535,855.04 : x
  2. Step 2: Convert to fraction form
    71,130,903.04/98,160,745.80 = 38,535,855.04/x
  3. Step 3: Cross multiply
    71,130,903.04x = 98,160,745.80 × 38,535,855.04
  4. Step 4: Simplify right side
    71,130,903.04x = 3,782,708,270,767,088.50
  5. Step 5: Solve for x
    x = 3,782,708,270,767,088.50/71,130,903.04
  6. Step 6: Final answer
    x = 53,179,533.92

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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.