Home / 3,480,153,730.59-5,220,089,025.91-859,891,851.71

Finding the Fourth Proportional to 3,480,153,730.59, 5,220,089,025.91 and 859,891,851.71

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Solution

The fourth proportional to 3,480,153,730.59, 5,220,089,025.91 and 859,891,851.71 is: 1,289,802,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,153,730.59 : 5,220,089,025.91 = 859,891,851.71 : x
  2. Step 2: Convert to fraction form
    3,480,153,730.59/5,220,089,025.91 = 859,891,851.71/x
  3. Step 3: Cross multiply
    3,480,153,730.59x = 5,220,089,025.91 × 859,891,851.71
  4. Step 4: Simplify right side
    3,480,153,730.59x = 4,488,712,018,552,550,400
  5. Step 5: Solve for x
    x = 4,488,712,018,552,550,400/3,480,153,730.59
  6. Step 6: Final answer
    x = 1,289,802,797.82

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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.