Home / 2,239,580,221.20-3,359,370,331.80-687,111,152.40

Finding the Fourth Proportional to 2,239,580,221.20, 3,359,370,331.80 and 687,111,152.40

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Solution

The fourth proportional to 2,239,580,221.20, 3,359,370,331.80 and 687,111,152.40 is: 1,030,666,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,580,221.20 : 3,359,370,331.80 = 687,111,152.40 : x
  2. Step 2: Convert to fraction form
    2,239,580,221.20/3,359,370,331.80 = 687,111,152.40/x
  3. Step 3: Cross multiply
    2,239,580,221.20x = 3,359,370,331.80 × 687,111,152.40
  4. Step 4: Simplify right side
    2,239,580,221.20x = 2,308,260,820,021,468,672
  5. Step 5: Solve for x
    x = 2,308,260,820,021,468,672/2,239,580,221.20
  6. Step 6: Final answer
    x = 1,030,666,728.60

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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.