Home / 121,155,140,620.83-181,736,413,246.45-41,565,573,886.80

Finding the Fourth Proportional to 121,155,140,620.83, 181,736,413,246.45 and 41,565,573,886.80

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Solution

The fourth proportional to 121,155,140,620.83, 181,736,413,246.45 and 41,565,573,886.80 is: 62,349,631,010.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,155,140,620.83 : 181,736,413,246.45 = 41,565,573,886.80 : x
  2. Step 2: Convert to fraction form
    121,155,140,620.83/181,736,413,246.45 = 41,565,573,886.80/x
  3. Step 3: Cross multiply
    121,155,140,620.83x = 181,736,413,246.45 × 41,565,573,886.80
  4. Step 4: Simplify right side
    121,155,140,620.83x = 7,553,978,312,717,336,838,144
  5. Step 5: Solve for x
    x = 7,553,978,312,717,336,838,144/121,155,140,620.83
  6. Step 6: Final answer
    x = 62,349,631,010.36

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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.