Home / 1,068,178,674.87-1,602,122,557.53-281,166,424.50

Finding the Fourth Proportional to 1,068,178,674.87, 1,602,122,557.53 and 281,166,424.50

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Solution

The fourth proportional to 1,068,178,674.87, 1,602,122,557.53 and 281,166,424.50 is: 421,711,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,178,674.87 : 1,602,122,557.53 = 281,166,424.50 : x
  2. Step 2: Convert to fraction form
    1,068,178,674.87/1,602,122,557.53 = 281,166,424.50/x
  3. Step 3: Cross multiply
    1,068,178,674.87x = 1,602,122,557.53 × 281,166,424.50
  4. Step 4: Simplify right side
    1,068,178,674.87x = 450,463,071,111,505,664
  5. Step 5: Solve for x
    x = 450,463,071,111,505,664/1,068,178,674.87
  6. Step 6: Final answer
    x = 421,711,350.09

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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.