Home / 14,183,425,193.60-21,275,137,790.40-13,989,933,430.40

Finding the Fourth Proportional to 14,183,425,193.60, 21,275,137,790.40 and 13,989,933,430.40

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Solution

The fourth proportional to 14,183,425,193.60, 21,275,137,790.40 and 13,989,933,430.40 is: 20,984,900,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183,425,193.60 : 21,275,137,790.40 = 13,989,933,430.40 : x
  2. Step 2: Convert to fraction form
    14,183,425,193.60/21,275,137,790.40 = 13,989,933,430.40/x
  3. Step 3: Cross multiply
    14,183,425,193.60x = 21,275,137,790.40 × 13,989,933,430.40
  4. Step 4: Simplify right side
    14,183,425,193.60x = 297,637,761,410,283,339,776
  5. Step 5: Solve for x
    x = 297,637,761,410,283,339,776/14,183,425,193.60
  6. Step 6: Final answer
    x = 20,984,900,145.60

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Double scale
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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.