Home / 1,230,120,030,963.70-1,697,565,052,293.60-735,724,579,661.20

Finding the Fourth Proportional to 1,230,120,030,963.70, 1,697,565,052,293.60 and 735,724,579,661.20

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Solution

The fourth proportional to 1,230,120,030,963.70, 1,697,565,052,293.60 and 735,724,579,661.20 is: 1,015,299,566,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,120,030,963.70 : 1,697,565,052,293.60 = 735,724,579,661.20 : x
  2. Step 2: Convert to fraction form
    1,230,120,030,963.70/1,697,565,052,293.60 = 735,724,579,661.20/x
  3. Step 3: Cross multiply
    1,230,120,030,963.70x = 1,697,565,052,293.60 × 735,724,579,661.20
  4. Step 4: Simplify right side
    1,230,120,030,963.70x = 1,248,940,334,546,251,755,290,624
  5. Step 5: Solve for x
    x = 1,248,940,334,546,251,755,290,624/1,230,120,030,963.70
  6. Step 6: Final answer
    x = 1,015,299,566,797.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.