Home / 121,155,140,619.08-181,736,413,243.83-41,565,573,885.05

Finding the Fourth Proportional to 121,155,140,619.08, 181,736,413,243.83 and 41,565,573,885.05

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Solution

The fourth proportional to 121,155,140,619.08, 181,736,413,243.83 and 41,565,573,885.05 is: 62,349,631,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,155,140,619.08 : 181,736,413,243.83 = 41,565,573,885.05 : x
  2. Step 2: Convert to fraction form
    121,155,140,619.08/181,736,413,243.83 = 41,565,573,885.05/x
  3. Step 3: Cross multiply
    121,155,140,619.08x = 181,736,413,243.83 × 41,565,573,885.05
  4. Step 4: Simplify right side
    121,155,140,619.08x = 7,553,978,312,290,214,084,608
  5. Step 5: Solve for x
    x = 7,553,978,312,290,214,084,608/121,155,140,619.08
  6. Step 6: Final answer
    x = 62,349,631,007.74

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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.