Home / 1,019,417,808.44-1,529,356,779.72-310,429,796.95

Finding the Fourth Proportional to 1,019,417,808.44, 1,529,356,779.72 and 310,429,796.95

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Solution

The fourth proportional to 1,019,417,808.44, 1,529,356,779.72 and 310,429,796.95 is: 465,714,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,417,808.44 : 1,529,356,779.72 = 310,429,796.95 : x
  2. Step 2: Convert to fraction form
    1,019,417,808.44/1,529,356,779.72 = 310,429,796.95/x
  3. Step 3: Cross multiply
    1,019,417,808.44x = 1,529,356,779.72 × 310,429,796.95
  4. Step 4: Simplify right side
    1,019,417,808.44x = 474,757,914,599,679,104
  5. Step 5: Solve for x
    x = 474,757,914,599,679,104/1,019,417,808.44
  6. Step 6: Final answer
    x = 465,714,754.70

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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.