Home / 1,512,956,820.72-2,267,301,905.20-714,421,930.08

Finding the Fourth Proportional to 1,512,956,820.72, 2,267,301,905.20 and 714,421,930.08

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Solution

The fourth proportional to 1,512,956,820.72, 2,267,301,905.20 and 714,421,930.08 is: 1,070,625,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,956,820.72 : 2,267,301,905.20 = 714,421,930.08 : x
  2. Step 2: Convert to fraction form
    1,512,956,820.72/2,267,301,905.20 = 714,421,930.08/x
  3. Step 3: Cross multiply
    1,512,956,820.72x = 2,267,301,905.20 × 714,421,930.08
  4. Step 4: Simplify right side
    1,512,956,820.72x = 1,619,810,203,187,045,120
  5. Step 5: Solve for x
    x = 1,619,810,203,187,045,120/1,512,956,820.72
  6. Step 6: Final answer
    x = 1,070,625,533.40

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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.