Home / 165,280,114.70-247,920,172.05-155,202,418.70

Finding the Fourth Proportional to 165,280,114.70, 247,920,172.05 and 155,202,418.70

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Solution

The fourth proportional to 165,280,114.70, 247,920,172.05 and 155,202,418.70 is: 232,803,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,280,114.70 : 247,920,172.05 = 155,202,418.70 : x
  2. Step 2: Convert to fraction form
    165,280,114.70/247,920,172.05 = 155,202,418.70/x
  3. Step 3: Cross multiply
    165,280,114.70x = 247,920,172.05 × 155,202,418.70
  4. Step 4: Simplify right side
    165,280,114.70x = 38,477,810,346,680,136
  5. Step 5: Solve for x
    x = 38,477,810,346,680,136/165,280,114.70
  6. Step 6: Final answer
    x = 232,803,628.05

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1.5x scale

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.