Home / 45,365,770,966.80-68,048,656,450.20-39,161,941,309.20

Finding the Fourth Proportional to 45,365,770,966.80, 68,048,656,450.20 and 39,161,941,309.20

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Solution

The fourth proportional to 45,365,770,966.80, 68,048,656,450.20 and 39,161,941,309.20 is: 58,742,911,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,365,770,966.80 : 68,048,656,450.20 = 39,161,941,309.20 : x
  2. Step 2: Convert to fraction form
    45,365,770,966.80/68,048,656,450.20 = 39,161,941,309.20/x
  3. Step 3: Cross multiply
    45,365,770,966.80x = 68,048,656,450.20 × 39,161,941,309.20
  4. Step 4: Simplify right side
    45,365,770,966.80x = 2,664,917,490,072,646,320,128
  5. Step 5: Solve for x
    x = 2,664,917,490,072,646,320,128/45,365,770,966.80
  6. Step 6: Final answer
    x = 58,742,911,963.80

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1.5x scale

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.