Home / 1,316,021,650,478.80-1,974,167,733,348.20-455,494,411,937.01

Finding the Fourth Proportional to 1,316,021,650,478.80, 1,974,167,733,348.20 and 455,494,411,937.01

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Solution

The fourth proportional to 1,316,021,650,478.80, 1,974,167,733,348.20 and 455,494,411,937.01 is: 683,288,432,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,021,650,478.80 : 1,974,167,733,348.20 = 455,494,411,937.01 : x
  2. Step 2: Convert to fraction form
    1,316,021,650,478.80/1,974,167,733,348.20 = 455,494,411,937.01/x
  3. Step 3: Cross multiply
    1,316,021,650,478.80x = 1,974,167,733,348.20 × 455,494,411,937.01
  4. Step 4: Simplify right side
    1,316,021,650,478.80x = 899,222,370,766,458,330,284,032
  5. Step 5: Solve for x
    x = 899,222,370,766,458,330,284,032/1,316,021,650,478.80
  6. Step 6: Final answer
    x = 683,288,432,556.79

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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.