Home / 1,232,889,858.49-1,849,137,928.52-359,286,881.51

Finding the Fourth Proportional to 1,232,889,858.49, 1,849,137,928.52 and 359,286,881.51

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Solution

The fourth proportional to 1,232,889,858.49, 1,849,137,928.52 and 359,286,881.51 is: 538,872,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,889,858.49 : 1,849,137,928.52 = 359,286,881.51 : x
  2. Step 2: Convert to fraction form
    1,232,889,858.49/1,849,137,928.52 = 359,286,881.51/x
  3. Step 3: Cross multiply
    1,232,889,858.49x = 1,849,137,928.52 × 359,286,881.51
  4. Step 4: Simplify right side
    1,232,889,858.49x = 664,370,999,819,812,096
  5. Step 5: Solve for x
    x = 664,370,999,819,812,096/1,232,889,858.49
  6. Step 6: Final answer
    x = 538,872,953.85

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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.