Home / 1,510,111,722.80-2,265,167,584.20-475,289,807.60

Finding the Fourth Proportional to 1,510,111,722.80, 2,265,167,584.20 and 475,289,807.60

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Solution

The fourth proportional to 1,510,111,722.80, 2,265,167,584.20 and 475,289,807.60 is: 712,934,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,111,722.80 : 2,265,167,584.20 = 475,289,807.60 : x
  2. Step 2: Convert to fraction form
    1,510,111,722.80/2,265,167,584.20 = 475,289,807.60/x
  3. Step 3: Cross multiply
    1,510,111,722.80x = 2,265,167,584.20 × 475,289,807.60
  4. Step 4: Simplify right side
    1,510,111,722.80x = 1,076,611,065,276,174,720
  5. Step 5: Solve for x
    x = 1,076,611,065,276,174,720/1,510,111,722.80
  6. Step 6: Final answer
    x = 712,934,711.40

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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.