Home / 1,888,518,635.42-2,832,783,267.54-724,343,980.82

Finding the Fourth Proportional to 1,888,518,635.42, 2,832,783,267.54 and 724,343,980.82

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Solution

The fourth proportional to 1,888,518,635.42, 2,832,783,267.54 and 724,343,980.82 is: 1,086,518,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,518,635.42 : 2,832,783,267.54 = 724,343,980.82 : x
  2. Step 2: Convert to fraction form
    1,888,518,635.42/2,832,783,267.54 = 724,343,980.82/x
  3. Step 3: Cross multiply
    1,888,518,635.42x = 2,832,783,267.54 × 724,343,980.82
  4. Step 4: Simplify right side
    1,888,518,635.42x = 2,051,909,508,810,210,816
  5. Step 5: Solve for x
    x = 2,051,909,508,810,210,816/1,888,518,635.42
  6. Step 6: Final answer
    x = 1,086,518,009.58

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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.