Home / 1,345,402,160.64-2,019,133,295.46-608,989,220.03

Finding the Fourth Proportional to 1,345,402,160.64, 2,019,133,295.46 and 608,989,220.03

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Solution

The fourth proportional to 1,345,402,160.64, 2,019,133,295.46 and 608,989,220.03 is: 913,950,078.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,402,160.64 : 2,019,133,295.46 = 608,989,220.03 : x
  2. Step 2: Convert to fraction form
    1,345,402,160.64/2,019,133,295.46 = 608,989,220.03/x
  3. Step 3: Cross multiply
    1,345,402,160.64x = 2,019,133,295.46 × 608,989,220.03
  4. Step 4: Simplify right side
    1,345,402,160.64x = 1,229,630,410,743,836,928
  5. Step 5: Solve for x
    x = 1,229,630,410,743,836,928/1,345,402,160.64
  6. Step 6: Final answer
    x = 913,950,078.81

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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.