Home / 19,531,584,958.32-29,298,789,482.54-8,175,340,679.67

Finding the Fourth Proportional to 19,531,584,958.32, 29,298,789,482.54 and 8,175,340,679.67

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Solution

The fourth proportional to 19,531,584,958.32, 29,298,789,482.54 and 8,175,340,679.67 is: 12,263,602,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531,584,958.32 : 29,298,789,482.54 = 8,175,340,679.67 : x
  2. Step 2: Convert to fraction form
    19,531,584,958.32/29,298,789,482.54 = 8,175,340,679.67/x
  3. Step 3: Cross multiply
    19,531,584,958.32x = 29,298,789,482.54 × 8,175,340,679.67
  4. Step 4: Simplify right side
    19,531,584,958.32x = 239,527,585,521,655,939,072
  5. Step 5: Solve for x
    x = 239,527,585,521,655,939,072/19,531,584,958.32
  6. Step 6: Final answer
    x = 12,263,602,059.58

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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.