Home / 3,650,877,263.80-5,445,620,675.09-3,315,716,923.48

Finding the Fourth Proportional to 3,650,877,263.80, 5,445,620,675.09 and 3,315,716,923.48

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Solution

The fourth proportional to 3,650,877,263.80, 5,445,620,675.09 and 3,315,716,923.48 is: 4,945,698,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,877,263.80 : 5,445,620,675.09 = 3,315,716,923.48 : x
  2. Step 2: Convert to fraction form
    3,650,877,263.80/5,445,620,675.09 = 3,315,716,923.48/x
  3. Step 3: Cross multiply
    3,650,877,263.80x = 5,445,620,675.09 × 3,315,716,923.48
  4. Step 4: Simplify right side
    3,650,877,263.80x = 18,056,136,631,248,496,640
  5. Step 5: Solve for x
    x = 18,056,136,631,248,496,640/3,650,877,263.80
  6. Step 6: Final answer
    x = 4,945,698,068.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.