Home / 1,593,792,006.60-2,390,688,009.90-978,380,704.20

Finding the Fourth Proportional to 1,593,792,006.60, 2,390,688,009.90 and 978,380,704.20

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Solution

The fourth proportional to 1,593,792,006.60, 2,390,688,009.90 and 978,380,704.20 is: 1,467,571,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,792,006.60 : 2,390,688,009.90 = 978,380,704.20 : x
  2. Step 2: Convert to fraction form
    1,593,792,006.60/2,390,688,009.90 = 978,380,704.20/x
  3. Step 3: Cross multiply
    1,593,792,006.60x = 2,390,688,009.90 × 978,380,704.20
  4. Step 4: Simplify right side
    1,593,792,006.60x = 2,339,003,018,648,458,752
  5. Step 5: Solve for x
    x = 2,339,003,018,648,458,752/1,593,792,006.60
  6. Step 6: Final answer
    x = 1,467,571,056.30

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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.