Home / 7,208,817,933.96-10,816,334,329.02-3,891,973,948.76

Finding the Fourth Proportional to 7,208,817,933.96, 10,816,334,329.02 and 3,891,973,948.76

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Solution

The fourth proportional to 7,208,817,933.96, 10,816,334,329.02 and 3,891,973,948.76 is: 5,839,638,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208,817,933.96 : 10,816,334,329.02 = 3,891,973,948.76 : x
  2. Step 2: Convert to fraction form
    7,208,817,933.96/10,816,334,329.02 = 3,891,973,948.76/x
  3. Step 3: Cross multiply
    7,208,817,933.96x = 10,816,334,329.02 × 3,891,973,948.76
  4. Step 4: Simplify right side
    7,208,817,933.96x = 42,096,891,429,624,315,904
  5. Step 5: Solve for x
    x = 42,096,891,429,624,315,904/7,208,817,933.96
  6. Step 6: Final answer
    x = 5,839,638,594.74

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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.