Home / 704,036,618.10-1,056,054,927.15-512,933,642.10

Finding the Fourth Proportional to 704,036,618.10, 1,056,054,927.15 and 512,933,642.10

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Solution

The fourth proportional to 704,036,618.10, 1,056,054,927.15 and 512,933,642.10 is: 769,400,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,036,618.10 : 1,056,054,927.15 = 512,933,642.10 : x
  2. Step 2: Convert to fraction form
    704,036,618.10/1,056,054,927.15 = 512,933,642.10/x
  3. Step 3: Cross multiply
    704,036,618.10x = 1,056,054,927.15 × 512,933,642.10
  4. Step 4: Simplify right side
    704,036,618.10x = 541,686,100,040,699,712
  5. Step 5: Solve for x
    x = 541,686,100,040,699,712/704,036,618.10
  6. Step 6: Final answer
    x = 769,400,463.15

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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.