Home / 2,139,903,533.60-3,210,869,663.92-1,033,888,404.32

Finding the Fourth Proportional to 2,139,903,533.60, 3,210,869,663.92 and 1,033,888,404.32

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Solution

The fourth proportional to 2,139,903,533.60, 3,210,869,663.92 and 1,033,888,404.32 is: 1,551,322,693.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,903,533.60 : 3,210,869,663.92 = 1,033,888,404.32 : x
  2. Step 2: Convert to fraction form
    2,139,903,533.60/3,210,869,663.92 = 1,033,888,404.32/x
  3. Step 3: Cross multiply
    2,139,903,533.60x = 3,210,869,663.92 × 1,033,888,404.32
  4. Step 4: Simplify right side
    2,139,903,533.60x = 3,319,680,913,309,743,616
  5. Step 5: Solve for x
    x = 3,319,680,913,309,743,616/2,139,903,533.60
  6. Step 6: Final answer
    x = 1,551,322,693.38

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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.