Home / 898,459,193.81-1,347,716,245.91-308,241,154.22

Finding the Fourth Proportional to 898,459,193.81, 1,347,716,245.91 and 308,241,154.22

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Solution

The fourth proportional to 898,459,193.81, 1,347,716,245.91 and 308,241,154.22 is: 462,371,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,459,193.81 : 1,347,716,245.91 = 308,241,154.22 : x
  2. Step 2: Convert to fraction form
    898,459,193.81/1,347,716,245.91 = 308,241,154.22/x
  3. Step 3: Cross multiply
    898,459,193.81x = 1,347,716,245.91 × 308,241,154.22
  4. Step 4: Simplify right side
    898,459,193.81x = 415,421,611,192,063,936
  5. Step 5: Solve for x
    x = 415,421,611,192,063,936/898,459,193.81
  6. Step 6: Final answer
    x = 462,371,150.58

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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.