Home / 173,459,606,666.24-259,881,592,696.32-72,507,936,742.40

Finding the Fourth Proportional to 173,459,606,666.24, 259,881,592,696.32 and 72,507,936,742.40

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Solution

The fourth proportional to 173,459,606,666.24, 259,881,592,696.32 and 72,507,936,742.40 is: 108,633,234,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,459,606,666.24 : 259,881,592,696.32 = 72,507,936,742.40 : x
  2. Step 2: Convert to fraction form
    173,459,606,666.24/259,881,592,696.32 = 72,507,936,742.40/x
  3. Step 3: Cross multiply
    173,459,606,666.24x = 259,881,592,696.32 × 72,507,936,742.40
  4. Step 4: Simplify right side
    173,459,606,666.24x = 18,843,478,083,738,932,346,880
  5. Step 5: Solve for x
    x = 18,843,478,083,738,932,346,880/173,459,606,666.24
  6. Step 6: Final answer
    x = 108,633,234,249.15

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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.