Home / 170,415,064.80-255,622,597.20-130,104,280.80

Finding the Fourth Proportional to 170,415,064.80, 255,622,597.20 and 130,104,280.80

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Solution

The fourth proportional to 170,415,064.80, 255,622,597.20 and 130,104,280.80 is: 195,156,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,415,064.80 : 255,622,597.20 = 130,104,280.80 : x
  2. Step 2: Convert to fraction form
    170,415,064.80/255,622,597.20 = 130,104,280.80/x
  3. Step 3: Cross multiply
    170,415,064.80x = 255,622,597.20 × 130,104,280.80
  4. Step 4: Simplify right side
    170,415,064.80x = 33,257,594,164,934,092
  5. Step 5: Solve for x
    x = 33,257,594,164,934,092/170,415,064.80
  6. Step 6: Final answer
    x = 195,156,421.20

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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.