Home / 939,524,082.47-1,409,467,602.11-357,213,051.95

Finding the Fourth Proportional to 939,524,082.47, 1,409,467,602.11 and 357,213,051.95

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Solution

The fourth proportional to 939,524,082.47, 1,409,467,602.11 and 357,213,051.95 is: 535,888,577.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,524,082.47 : 1,409,467,602.11 = 357,213,051.95 : x
  2. Step 2: Convert to fraction form
    939,524,082.47/1,409,467,602.11 = 357,213,051.95/x
  3. Step 3: Cross multiply
    939,524,082.47x = 1,409,467,602.11 × 357,213,051.95
  4. Step 4: Simplify right side
    939,524,082.47x = 503,480,223,772,575,296
  5. Step 5: Solve for x
    x = 503,480,223,772,575,296/939,524,082.47
  6. Step 6: Final answer
    x = 535,888,577.17

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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.