Home / 121,155,140,628.09-181,736,413,257.33-41,565,573,894.06

Finding the Fourth Proportional to 121,155,140,628.09, 181,736,413,257.33 and 41,565,573,894.06

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Solution

The fourth proportional to 121,155,140,628.09, 181,736,413,257.33 and 41,565,573,894.06 is: 62,349,631,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,155,140,628.09 : 181,736,413,257.33 = 41,565,573,894.06 : x
  2. Step 2: Convert to fraction form
    121,155,140,628.09/181,736,413,257.33 = 41,565,573,894.06/x
  3. Step 3: Cross multiply
    121,155,140,628.09x = 181,736,413,257.33 × 41,565,573,894.06
  4. Step 4: Simplify right side
    121,155,140,628.09x = 7,553,978,314,488,974,147,584
  5. Step 5: Solve for x
    x = 7,553,978,314,488,974,147,584/121,155,140,628.09
  6. Step 6: Final answer
    x = 62,349,631,021.25

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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.