Home / 73,292,102.24-109,938,090.80-18,704,683.40

Finding the Fourth Proportional to 73,292,102.24, 109,938,090.80 and 18,704,683.40

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Solution

The fourth proportional to 73,292,102.24, 109,938,090.80 and 18,704,683.40 is: 28,057,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,292,102.24 : 109,938,090.80 = 18,704,683.40 : x
  2. Step 2: Convert to fraction form
    73,292,102.24/109,938,090.80 = 18,704,683.40/x
  3. Step 3: Cross multiply
    73,292,102.24x = 109,938,090.80 × 18,704,683.40
  4. Step 4: Simplify right side
    73,292,102.24x = 2,056,357,182,014,452.50
  5. Step 5: Solve for x
    x = 2,056,357,182,014,452.50/73,292,102.24
  6. Step 6: Final answer
    x = 28,057,009.13

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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.