Home / 652,167,225.73-899,997,907.85-354,811,158.37

Finding the Fourth Proportional to 652,167,225.73, 899,997,907.85 and 354,811,158.37

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Solution

The fourth proportional to 652,167,225.73, 899,997,907.85 and 354,811,158.37 is: 489,643,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,167,225.73 : 899,997,907.85 = 354,811,158.37 : x
  2. Step 2: Convert to fraction form
    652,167,225.73/899,997,907.85 = 354,811,158.37/x
  3. Step 3: Cross multiply
    652,167,225.73x = 899,997,907.85 × 354,811,158.37
  4. Step 4: Simplify right side
    652,167,225.73x = 319,329,300,213,060,992
  5. Step 5: Solve for x
    x = 319,329,300,213,060,992/652,167,225.73
  6. Step 6: Final answer
    x = 489,643,281.07

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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.