Home / 774,581,826.75-1,161,872,030.23-242,797,075.31

Finding the Fourth Proportional to 774,581,826.75, 1,161,872,030.23 and 242,797,075.31

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Solution

The fourth proportional to 774,581,826.75, 1,161,872,030.23 and 242,797,075.31 is: 364,195,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,581,826.75 : 1,161,872,030.23 = 242,797,075.31 : x
  2. Step 2: Convert to fraction form
    774,581,826.75/1,161,872,030.23 = 242,797,075.31/x
  3. Step 3: Cross multiply
    774,581,826.75x = 1,161,872,030.23 × 242,797,075.31
  4. Step 4: Simplify right side
    774,581,826.75x = 282,099,130,817,919,552
  5. Step 5: Solve for x
    x = 282,099,130,817,919,552/774,581,826.75
  6. Step 6: Final answer
    x = 364,195,390.44

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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.