Home / 991,496,504.11-1,487,190,935.12-301,349,949.67

Finding the Fourth Proportional to 991,496,504.11, 1,487,190,935.12 and 301,349,949.67

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Solution

The fourth proportional to 991,496,504.11, 1,487,190,935.12 and 301,349,949.67 is: 452,008,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,496,504.11 : 1,487,190,935.12 = 301,349,949.67 : x
  2. Step 2: Convert to fraction form
    991,496,504.11/1,487,190,935.12 = 301,349,949.67/x
  3. Step 3: Cross multiply
    991,496,504.11x = 1,487,190,935.12 × 301,349,949.67
  4. Step 4: Simplify right side
    991,496,504.11x = 448,164,913,452,638,336
  5. Step 5: Solve for x
    x = 448,164,913,452,638,336/991,496,504.11
  6. Step 6: Final answer
    x = 452,008,566.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.