Home / 179,021,526,992.47-247,048,450,479.22-97,731,349,942.15

Finding the Fourth Proportional to 179,021,526,992.47, 247,048,450,479.22 and 97,731,349,942.15

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Solution

The fourth proportional to 179,021,526,992.47, 247,048,450,479.22 and 97,731,349,942.15 is: 134,868,576,824.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,021,526,992.47 : 247,048,450,479.22 = 97,731,349,942.15 : x
  2. Step 2: Convert to fraction form
    179,021,526,992.47/247,048,450,479.22 = 97,731,349,942.15/x
  3. Step 3: Cross multiply
    179,021,526,992.47x = 247,048,450,479.22 × 97,731,349,942.15
  4. Step 4: Simplify right side
    179,021,526,992.47x = 24,144,378,566,450,564,038,656
  5. Step 5: Solve for x
    x = 24,144,378,566,450,564,038,656/179,021,526,992.47
  6. Step 6: Final answer
    x = 134,868,576,824.65

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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.