Home / 210,287,462,122.88-290,196,952,819.98-113,943,474,070.28

Finding the Fourth Proportional to 210,287,462,122.88, 290,196,952,819.98 and 113,943,474,070.28

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Solution

The fourth proportional to 210,287,462,122.88, 290,196,952,819.98 and 113,943,474,070.28 is: 157,242,132,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,287,462,122.88 : 290,196,952,819.98 = 113,943,474,070.28 : x
  2. Step 2: Convert to fraction form
    210,287,462,122.88/290,196,952,819.98 = 113,943,474,070.28/x
  3. Step 3: Cross multiply
    210,287,462,122.88x = 290,196,952,819.98 × 113,943,474,070.28
  4. Step 4: Simplify right side
    210,287,462,122.88x = 33,066,048,968,917,658,894,336
  5. Step 5: Solve for x
    x = 33,066,048,968,917,658,894,336/210,287,462,122.88
  6. Step 6: Final answer
    x = 157,242,132,436.77

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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.