Home / 306,185,064,151.34-422,535,429,886.66-169,007,916,272.26

Finding the Fourth Proportional to 306,185,064,151.34, 422,535,429,886.66 and 169,007,916,272.26

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Solution

The fourth proportional to 306,185,064,151.34, 422,535,429,886.66 and 169,007,916,272.26 is: 233,230,947,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,185,064,151.34 : 422,535,429,886.66 = 169,007,916,272.26 : x
  2. Step 2: Convert to fraction form
    306,185,064,151.34/422,535,429,886.66 = 169,007,916,272.26/x
  3. Step 3: Cross multiply
    306,185,064,151.34x = 422,535,429,886.66 × 169,007,916,272.26
  4. Step 4: Simplify right side
    306,185,064,151.34x = 71,411,832,556,348,017,475,584
  5. Step 5: Solve for x
    x = 71,411,832,556,348,017,475,584/306,185,064,151.34
  6. Step 6: Final answer
    x = 233,230,947,284.39

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1.5x scale

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.