Home / 11,187,101,200.80-16,780,651,801.20-7,051,214,762.40

Finding the Fourth Proportional to 11,187,101,200.80, 16,780,651,801.20 and 7,051,214,762.40

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Solution

The fourth proportional to 11,187,101,200.80, 16,780,651,801.20 and 7,051,214,762.40 is: 10,576,822,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187,101,200.80 : 16,780,651,801.20 = 7,051,214,762.40 : x
  2. Step 2: Convert to fraction form
    11,187,101,200.80/16,780,651,801.20 = 7,051,214,762.40/x
  3. Step 3: Cross multiply
    11,187,101,200.80x = 16,780,651,801.20 × 7,051,214,762.40
  4. Step 4: Simplify right side
    11,187,101,200.80x = 118,323,979,703,315,595,264
  5. Step 5: Solve for x
    x = 118,323,979,703,315,595,264/11,187,101,200.80
  6. Step 6: Final answer
    x = 10,576,822,143.60

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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.