Home / 14,297,885,383.50-19,731,260,337.72-7,868,445,073.88

Finding the Fourth Proportional to 14,297,885,383.50, 19,731,260,337.72 and 7,868,445,073.88

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Solution

The fourth proportional to 14,297,885,383.50, 19,731,260,337.72 and 7,868,445,073.88 is: 10,858,552,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297,885,383.50 : 19,731,260,337.72 = 7,868,445,073.88 : x
  2. Step 2: Convert to fraction form
    14,297,885,383.50/19,731,260,337.72 = 7,868,445,073.88/x
  3. Step 3: Cross multiply
    14,297,885,383.50x = 19,731,260,337.72 × 7,868,445,073.88
  4. Step 4: Simplify right side
    14,297,885,383.50x = 155,254,338,205,776,773,120
  5. Step 5: Solve for x
    x = 155,254,338,205,776,773,120/14,297,885,383.50
  6. Step 6: Final answer
    x = 10,858,552,439.16

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1.5x scale

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.