Home / 130,758,651.04-196,137,975.12-61,655,369.44

Finding the Fourth Proportional to 130,758,651.04, 196,137,975.12 and 61,655,369.44

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Solution

The fourth proportional to 130,758,651.04, 196,137,975.12 and 61,655,369.44 is: 92,483,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,758,651.04 : 196,137,975.12 = 61,655,369.44 : x
  2. Step 2: Convert to fraction form
    130,758,651.04/196,137,975.12 = 61,655,369.44/x
  3. Step 3: Cross multiply
    130,758,651.04x = 196,137,975.12 × 61,655,369.44
  4. Step 4: Simplify right side
    130,758,651.04x = 12,092,959,317,237,128
  5. Step 5: Solve for x
    x = 12,092,959,317,237,128/130,758,651.04
  6. Step 6: Final answer
    x = 92,483,053.48

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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.