Home / 1,122,022,140.70-1,683,033,211.05-304,134,441.70

Finding the Fourth Proportional to 1,122,022,140.70, 1,683,033,211.05 and 304,134,441.70

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Solution

The fourth proportional to 1,122,022,140.70, 1,683,033,211.05 and 304,134,441.70 is: 456,201,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,022,140.70 : 1,683,033,211.05 = 304,134,441.70 : x
  2. Step 2: Convert to fraction form
    1,122,022,140.70/1,683,033,211.05 = 304,134,441.70/x
  3. Step 3: Cross multiply
    1,122,022,140.70x = 1,683,033,211.05 × 304,134,441.70
  4. Step 4: Simplify right side
    1,122,022,140.70x = 511,868,366,005,249,984
  5. Step 5: Solve for x
    x = 511,868,366,005,249,984/1,122,022,140.70
  6. Step 6: Final answer
    x = 456,201,662.55

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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.