Home / 1,889,572,469.40-2,834,358,704.10-1,430,407,445.40

Finding the Fourth Proportional to 1,889,572,469.40, 2,834,358,704.10 and 1,430,407,445.40

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Solution

The fourth proportional to 1,889,572,469.40, 2,834,358,704.10 and 1,430,407,445.40 is: 2,145,611,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,572,469.40 : 2,834,358,704.10 = 1,430,407,445.40 : x
  2. Step 2: Convert to fraction form
    1,889,572,469.40/2,834,358,704.10 = 1,430,407,445.40/x
  3. Step 3: Cross multiply
    1,889,572,469.40x = 2,834,358,704.10 × 1,430,407,445.40
  4. Step 4: Simplify right side
    1,889,572,469.40x = 4,054,287,793,278,935,552
  5. Step 5: Solve for x
    x = 4,054,287,793,278,935,552/1,889,572,469.40
  6. Step 6: Final answer
    x = 2,145,611,168.10

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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.