Home / 121,592,172.94-182,407,155.09-40,832,036.62

Finding the Fourth Proportional to 121,592,172.94, 182,407,155.09 and 40,832,036.62

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Solution

The fourth proportional to 121,592,172.94, 182,407,155.09 and 40,832,036.62 is: 61,254,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,592,172.94 : 182,407,155.09 = 40,832,036.62 : x
  2. Step 2: Convert to fraction form
    121,592,172.94/182,407,155.09 = 40,832,036.62/x
  3. Step 3: Cross multiply
    121,592,172.94x = 182,407,155.09 × 40,832,036.62
  4. Step 4: Simplify right side
    121,592,172.94x = 7,448,055,635,775,762
  5. Step 5: Solve for x
    x = 7,448,055,635,775,762/121,592,172.94
  6. Step 6: Final answer
    x = 61,254,400.31

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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.