Home / 130,543,730.01-180,408,716.60-106,985,116.56

Finding the Fourth Proportional to 130,543,730.01, 180,408,716.60 and 106,985,116.56

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Solution

The fourth proportional to 130,543,730.01, 180,408,716.60 and 106,985,116.56 is: 147,851,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,543,730.01 : 180,408,716.60 = 106,985,116.56 : x
  2. Step 2: Convert to fraction form
    130,543,730.01/180,408,716.60 = 106,985,116.56/x
  3. Step 3: Cross multiply
    130,543,730.01x = 180,408,716.60 × 106,985,116.56
  4. Step 4: Simplify right side
    130,543,730.01x = 19,301,047,573,891,008
  5. Step 5: Solve for x
    x = 19,301,047,573,891,008/130,543,730.01
  6. Step 6: Final answer
    x = 147,851,203.37

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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.