Home / 779,189,662.64-1,075,299,140.36-444,655,524.76

Finding the Fourth Proportional to 779,189,662.64, 1,075,299,140.36 and 444,655,524.76

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Solution

The fourth proportional to 779,189,662.64, 1,075,299,140.36 and 444,655,524.76 is: 613,634,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,189,662.64 : 1,075,299,140.36 = 444,655,524.76 : x
  2. Step 2: Convert to fraction form
    779,189,662.64/1,075,299,140.36 = 444,655,524.76/x
  3. Step 3: Cross multiply
    779,189,662.64x = 1,075,299,140.36 × 444,655,524.76
  4. Step 4: Simplify right side
    779,189,662.64x = 478,137,703,530,752,640
  5. Step 5: Solve for x
    x = 478,137,703,530,752,640/779,189,662.64
  6. Step 6: Final answer
    x = 613,634,557.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.