Home / 5,389,956,155.80-8,084,934,233.70-3,721,089,698.20

Finding the Fourth Proportional to 5,389,956,155.80, 8,084,934,233.70 and 3,721,089,698.20

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Solution

The fourth proportional to 5,389,956,155.80, 8,084,934,233.70 and 3,721,089,698.20 is: 5,581,634,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,956,155.80 : 8,084,934,233.70 = 3,721,089,698.20 : x
  2. Step 2: Convert to fraction form
    5,389,956,155.80/8,084,934,233.70 = 3,721,089,698.20/x
  3. Step 3: Cross multiply
    5,389,956,155.80x = 8,084,934,233.70 × 3,721,089,698.20
  4. Step 4: Simplify right side
    5,389,956,155.80x = 30,084,765,487,645,577,216
  5. Step 5: Solve for x
    x = 30,084,765,487,645,577,216/5,389,956,155.80
  6. Step 6: Final answer
    x = 5,581,634,547.30

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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.