Home / 291,161,981.88-436,746,834.09-97,073,459.28

Finding the Fourth Proportional to 291,161,981.88, 436,746,834.09 and 97,073,459.28

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Solution

The fourth proportional to 291,161,981.88, 436,746,834.09 and 97,073,459.28 is: 145,611,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,161,981.88 : 436,746,834.09 = 97,073,459.28 : x
  2. Step 2: Convert to fraction form
    291,161,981.88/436,746,834.09 = 97,073,459.28/x
  3. Step 3: Cross multiply
    291,161,981.88x = 436,746,834.09 × 97,073,459.28
  4. Step 4: Simplify right side
    291,161,981.88x = 42,396,526,014,704,528
  5. Step 5: Solve for x
    x = 42,396,526,014,704,528/291,161,981.88
  6. Step 6: Final answer
    x = 145,611,476.27

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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.