Home / 130,735,746.80-195,749,725.80-102,424,194.80

Finding the Fourth Proportional to 130,735,746.80, 195,749,725.80 and 102,424,194.80

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Solution

The fourth proportional to 130,735,746.80, 195,749,725.80 and 102,424,194.80 is: 153,359,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,735,746.80 : 195,749,725.80 = 102,424,194.80 : x
  2. Step 2: Convert to fraction form
    130,735,746.80/195,749,725.80 = 102,424,194.80/x
  3. Step 3: Cross multiply
    130,735,746.80x = 195,749,725.80 × 102,424,194.80
  4. Step 4: Simplify right side
    130,735,746.80x = 20,049,508,047,385,788
  5. Step 5: Solve for x
    x = 20,049,508,047,385,788/130,735,746.80
  6. Step 6: Final answer
    x = 153,359,035.60

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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.