Home / 45,345,415,492.71-68,017,881,036.11-11,769,013,499.31

Finding the Fourth Proportional to 45,345,415,492.71, 68,017,881,036.11 and 11,769,013,499.31

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Solution

The fourth proportional to 45,345,415,492.71, 68,017,881,036.11 and 11,769,013,499.31 is: 17,653,457,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,345,415,492.71 : 68,017,881,036.11 = 11,769,013,499.31 : x
  2. Step 2: Convert to fraction form
    45,345,415,492.71/68,017,881,036.11 = 11,769,013,499.31/x
  3. Step 3: Cross multiply
    45,345,415,492.71x = 68,017,881,036.11 × 11,769,013,499.31
  4. Step 4: Simplify right side
    45,345,415,492.71x = 800,503,360,108,381,339,648
  5. Step 5: Solve for x
    x = 800,503,360,108,381,339,648/45,345,415,492.71
  6. Step 6: Final answer
    x = 17,653,457,387.27

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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.