Home / 1,114,717,015.80-1,672,075,523.70-747,384,996.60

Finding the Fourth Proportional to 1,114,717,015.80, 1,672,075,523.70 and 747,384,996.60

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Solution

The fourth proportional to 1,114,717,015.80, 1,672,075,523.70 and 747,384,996.60 is: 1,121,077,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,717,015.80 : 1,672,075,523.70 = 747,384,996.60 : x
  2. Step 2: Convert to fraction form
    1,114,717,015.80/1,672,075,523.70 = 747,384,996.60/x
  3. Step 3: Cross multiply
    1,114,717,015.80x = 1,672,075,523.70 × 747,384,996.60
  4. Step 4: Simplify right side
    1,114,717,015.80x = 1,249,684,159,595,467,776
  5. Step 5: Solve for x
    x = 1,249,684,159,595,467,776/1,114,717,015.80
  6. Step 6: Final answer
    x = 1,121,077,494.90

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Double scale
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Similar ratio
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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.