Home / 130,108,611.11-179,548,208.24-74,353,393.04

Finding the Fourth Proportional to 130,108,611.11, 179,548,208.24 and 74,353,393.04

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Solution

The fourth proportional to 130,108,611.11, 179,548,208.24 and 74,353,393.04 is: 102,606,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,108,611.11 : 179,548,208.24 = 74,353,393.04 : x
  2. Step 2: Convert to fraction form
    130,108,611.11/179,548,208.24 = 74,353,393.04/x
  3. Step 3: Cross multiply
    130,108,611.11x = 179,548,208.24 × 74,353,393.04
  4. Step 4: Simplify right side
    130,108,611.11x = 13,350,018,495,626,980
  5. Step 5: Solve for x
    x = 13,350,018,495,626,980/130,108,611.11
  6. Step 6: Final answer
    x = 102,606,725.12

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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.