Home / 557,845,082.02-768,073,890.27-474,036,442.66

Finding the Fourth Proportional to 557,845,082.02, 768,073,890.27 and 474,036,442.66

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Solution

The fourth proportional to 557,845,082.02, 768,073,890.27 and 474,036,442.66 is: 652,681,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,845,082.02 : 768,073,890.27 = 474,036,442.66 : x
  2. Step 2: Convert to fraction form
    557,845,082.02/768,073,890.27 = 474,036,442.66/x
  3. Step 3: Cross multiply
    557,845,082.02x = 768,073,890.27 × 474,036,442.66
  4. Step 4: Simplify right side
    557,845,082.02x = 364,095,014,643,617,984
  5. Step 5: Solve for x
    x = 364,095,014,643,617,984/557,845,082.02
  6. Step 6: Final answer
    x = 652,681,230.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.