Home / 2,216,533,032.60-3,325,316,963.94-642,673,259.16

Finding the Fourth Proportional to 2,216,533,032.60, 3,325,316,963.94 and 642,673,259.16

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Solution

The fourth proportional to 2,216,533,032.60, 3,325,316,963.94 and 642,673,259.16 is: 964,159,910.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,533,032.60 : 3,325,316,963.94 = 642,673,259.16 : x
  2. Step 2: Convert to fraction form
    2,216,533,032.60/3,325,316,963.94 = 642,673,259.16/x
  3. Step 3: Cross multiply
    2,216,533,032.60x = 3,325,316,963.94 × 642,673,259.16
  4. Step 4: Simplify right side
    2,216,533,032.60x = 2,137,092,290,955,355,904
  5. Step 5: Solve for x
    x = 2,137,092,290,955,355,904/2,216,533,032.60
  6. Step 6: Final answer
    x = 964,159,910.78

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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.