Home / 366,997,007.20-550,495,510.80-148,751,903.20

Finding the Fourth Proportional to 366,997,007.20, 550,495,510.80 and 148,751,903.20

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Solution

The fourth proportional to 366,997,007.20, 550,495,510.80 and 148,751,903.20 is: 223,127,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,997,007.20 : 550,495,510.80 = 148,751,903.20 : x
  2. Step 2: Convert to fraction form
    366,997,007.20/550,495,510.80 = 148,751,903.20/x
  3. Step 3: Cross multiply
    366,997,007.20x = 550,495,510.80 × 148,751,903.20
  4. Step 4: Simplify right side
    366,997,007.20x = 81,887,254,934,556,144
  5. Step 5: Solve for x
    x = 81,887,254,934,556,144/366,997,007.20
  6. Step 6: Final answer
    x = 223,127,854.80

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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.