Home / 18,807,164,686.74-28,214,828,499.42-5,720,621,380.50

Finding the Fourth Proportional to 18,807,164,686.74, 28,214,828,499.42 and 5,720,621,380.50

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Solution

The fourth proportional to 18,807,164,686.74, 28,214,828,499.42 and 5,720,621,380.50 is: 8,582,173,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807,164,686.74 : 28,214,828,499.42 = 5,720,621,380.50 : x
  2. Step 2: Convert to fraction form
    18,807,164,686.74/28,214,828,499.42 = 5,720,621,380.50/x
  3. Step 3: Cross multiply
    18,807,164,686.74x = 28,214,828,499.42 × 5,720,621,380.50
  4. Step 4: Simplify right side
    18,807,164,686.74x = 161,406,351,160,922,767,360
  5. Step 5: Solve for x
    x = 161,406,351,160,922,767,360/18,807,164,686.74
  6. Step 6: Final answer
    x = 8,582,173,541.27

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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.