Home / 1,016,562,821.76-1,525,489,154.64-434,301,446.52

Finding the Fourth Proportional to 1,016,562,821.76, 1,525,489,154.64 and 434,301,446.52

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Solution

The fourth proportional to 1,016,562,821.76, 1,525,489,154.64 and 434,301,446.52 is: 651,727,696.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,562,821.76 : 1,525,489,154.64 = 434,301,446.52 : x
  2. Step 2: Convert to fraction form
    1,016,562,821.76/1,525,489,154.64 = 434,301,446.52/x
  3. Step 3: Cross multiply
    1,016,562,821.76x = 1,525,489,154.64 × 434,301,446.52
  4. Step 4: Simplify right side
    1,016,562,821.76x = 662,522,146,510,723,968
  5. Step 5: Solve for x
    x = 662,522,146,510,723,968/1,016,562,821.76
  6. Step 6: Final answer
    x = 651,727,696.83

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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.