Home / 1,273,841,167,429.10-1,910,768,894,302.60-424,895,366,844.50

Finding the Fourth Proportional to 1,273,841,167,429.10, 1,910,768,894,302.60 and 424,895,366,844.50

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Solution

The fourth proportional to 1,273,841,167,429.10, 1,910,768,894,302.60 and 424,895,366,844.50 is: 637,345,432,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,841,167,429.10 : 1,910,768,894,302.60 = 424,895,366,844.50 : x
  2. Step 2: Convert to fraction form
    1,273,841,167,429.10/1,910,768,894,302.60 = 424,895,366,844.50/x
  3. Step 3: Cross multiply
    1,273,841,167,429.10x = 1,910,768,894,302.60 × 424,895,366,844.50
  4. Step 4: Simplify right side
    1,273,841,167,429.10x = 811,876,850,299,762,911,477,760
  5. Step 5: Solve for x
    x = 811,876,850,299,762,911,477,760/1,273,841,167,429.10
  6. Step 6: Final answer
    x = 637,345,432,899.08

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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.