Home / 115,878,727.20-173,818,090.80-114,087,136.80

Finding the Fourth Proportional to 115,878,727.20, 173,818,090.80 and 114,087,136.80

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Solution

The fourth proportional to 115,878,727.20, 173,818,090.80 and 114,087,136.80 is: 171,130,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,878,727.20 : 173,818,090.80 = 114,087,136.80 : x
  2. Step 2: Convert to fraction form
    115,878,727.20/173,818,090.80 = 114,087,136.80/x
  3. Step 3: Cross multiply
    115,878,727.20x = 173,818,090.80 × 114,087,136.80
  4. Step 4: Simplify right side
    115,878,727.20x = 19,830,408,303,414,424
  5. Step 5: Solve for x
    x = 19,830,408,303,414,424/115,878,727.20
  6. Step 6: Final answer
    x = 171,130,705.20

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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.