Home / 1,159,715,816,859.10-1,600,457,429,997.60-645,881,528,933.62

Finding the Fourth Proportional to 1,159,715,816,859.10, 1,600,457,429,997.60 and 645,881,528,933.62

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Solution

The fourth proportional to 1,159,715,816,859.10, 1,600,457,429,997.60 and 645,881,528,933.62 is: 891,344,135,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,715,816,859.10 : 1,600,457,429,997.60 = 645,881,528,933.62 : x
  2. Step 2: Convert to fraction form
    1,159,715,816,859.10/1,600,457,429,997.60 = 645,881,528,933.62/x
  3. Step 3: Cross multiply
    1,159,715,816,859.10x = 1,600,457,429,997.60 × 645,881,528,933.62
  4. Step 4: Simplify right side
    1,159,715,816,859.10x = 1,033,705,891,880,022,073,933,824
  5. Step 5: Solve for x
    x = 1,033,705,891,880,022,073,933,824/1,159,715,816,859.10
  6. Step 6: Final answer
    x = 891,344,135,220.68

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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.