Home / 282,106,075.20-423,159,112.80-236,756,443.20

Finding the Fourth Proportional to 282,106,075.20, 423,159,112.80 and 236,756,443.20

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Solution

The fourth proportional to 282,106,075.20, 423,159,112.80 and 236,756,443.20 is: 355,134,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,106,075.20 : 423,159,112.80 = 236,756,443.20 : x
  2. Step 2: Convert to fraction form
    282,106,075.20/423,159,112.80 = 236,756,443.20/x
  3. Step 3: Cross multiply
    282,106,075.20x = 423,159,112.80 × 236,756,443.20
  4. Step 4: Simplify right side
    282,106,075.20x = 100,185,646,454,195,584
  5. Step 5: Solve for x
    x = 100,185,646,454,195,584/282,106,075.20
  6. Step 6: Final answer
    x = 355,134,664.80

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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.