Home / 19,315,591,333.60-28,973,387,000.40-13,070,947,007.20

Finding the Fourth Proportional to 19,315,591,333.60, 28,973,387,000.40 and 13,070,947,007.20

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Solution

The fourth proportional to 19,315,591,333.60, 28,973,387,000.40 and 13,070,947,007.20 is: 19,606,420,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,591,333.60 : 28,973,387,000.40 = 13,070,947,007.20 : x
  2. Step 2: Convert to fraction form
    19,315,591,333.60/28,973,387,000.40 = 13,070,947,007.20/x
  3. Step 3: Cross multiply
    19,315,591,333.60x = 28,973,387,000.40 × 13,070,947,007.20
  4. Step 4: Simplify right side
    19,315,591,333.60x = 378,709,606,101,325,774,848
  5. Step 5: Solve for x
    x = 378,709,606,101,325,774,848/19,315,591,333.60
  6. Step 6: Final answer
    x = 19,606,420,510.80

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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.