Home / 1,559,878,211.70-2,149,014,086.10-1,089,234,062.10

Finding the Fourth Proportional to 1,559,878,211.70, 2,149,014,086.10 and 1,089,234,062.10

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Solution

The fourth proportional to 1,559,878,211.70, 2,149,014,086.10 and 1,089,234,062.10 is: 1,500,616,730.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,878,211.70 : 2,149,014,086.10 = 1,089,234,062.10 : x
  2. Step 2: Convert to fraction form
    1,559,878,211.70/2,149,014,086.10 = 1,089,234,062.10/x
  3. Step 3: Cross multiply
    1,559,878,211.70x = 2,149,014,086.10 × 1,089,234,062.10
  4. Step 4: Simplify right side
    1,559,878,211.70x = 2,340,779,342,512,821,760
  5. Step 5: Solve for x
    x = 2,340,779,342,512,821,760/1,559,878,211.70
  6. Step 6: Final answer
    x = 1,500,616,730.82

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.