Home / 28,441,998,478.48-42,665,038,451.16-9,809,220,338.32

Finding the Fourth Proportional to 28,441,998,478.48, 42,665,038,451.16 and 9,809,220,338.32

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Solution

The fourth proportional to 28,441,998,478.48, 42,665,038,451.16 and 9,809,220,338.32 is: 14,714,534,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,441,998,478.48 : 42,665,038,451.16 = 9,809,220,338.32 : x
  2. Step 2: Convert to fraction form
    28,441,998,478.48/42,665,038,451.16 = 9,809,220,338.32/x
  3. Step 3: Cross multiply
    28,441,998,478.48x = 42,665,038,451.16 × 9,809,220,338.32
  4. Step 4: Simplify right side
    28,441,998,478.48x = 418,510,762,910,323,507,200
  5. Step 5: Solve for x
    x = 418,510,762,910,323,507,200/28,441,998,478.48
  6. Step 6: Final answer
    x = 14,714,534,325.95

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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.