Home / 1,091,803,114.80-1,637,704,672.20-678,554,593.20

Finding the Fourth Proportional to 1,091,803,114.80, 1,637,704,672.20 and 678,554,593.20

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Solution

The fourth proportional to 1,091,803,114.80, 1,637,704,672.20 and 678,554,593.20 is: 1,017,831,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,803,114.80 : 1,637,704,672.20 = 678,554,593.20 : x
  2. Step 2: Convert to fraction form
    1,091,803,114.80/1,637,704,672.20 = 678,554,593.20/x
  3. Step 3: Cross multiply
    1,091,803,114.80x = 1,637,704,672.20 × 678,554,593.20
  4. Step 4: Simplify right side
    1,091,803,114.80x = 1,111,272,027,626,410,496
  5. Step 5: Solve for x
    x = 1,111,272,027,626,410,496/1,091,803,114.80
  6. Step 6: Final answer
    x = 1,017,831,889.80

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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.