Home / 1,545,035,972.40-2,317,553,958.60-1,055,259,946.80

Finding the Fourth Proportional to 1,545,035,972.40, 2,317,553,958.60 and 1,055,259,946.80

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Solution

The fourth proportional to 1,545,035,972.40, 2,317,553,958.60 and 1,055,259,946.80 is: 1,582,889,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,035,972.40 : 2,317,553,958.60 = 1,055,259,946.80 : x
  2. Step 2: Convert to fraction form
    1,545,035,972.40/2,317,553,958.60 = 1,055,259,946.80/x
  3. Step 3: Cross multiply
    1,545,035,972.40x = 2,317,553,958.60 × 1,055,259,946.80
  4. Step 4: Simplify right side
    1,545,035,972.40x = 2,445,621,867,058,365,440
  5. Step 5: Solve for x
    x = 2,445,621,867,058,365,440/1,545,035,972.40
  6. Step 6: Final answer
    x = 1,582,889,920.20

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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.