Home / 1,429,837,804.52-1,973,125,843.81-786,089,051.51

Finding the Fourth Proportional to 1,429,837,804.52, 1,973,125,843.81 and 786,089,051.51

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Solution

The fourth proportional to 1,429,837,804.52, 1,973,125,843.81 and 786,089,051.51 is: 1,084,775,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,837,804.52 : 1,973,125,843.81 = 786,089,051.51 : x
  2. Step 2: Convert to fraction form
    1,429,837,804.52/1,973,125,843.81 = 786,089,051.51/x
  3. Step 3: Cross multiply
    1,429,837,804.52x = 1,973,125,843.81 × 786,089,051.51
  4. Step 4: Simplify right side
    1,429,837,804.52x = 1,551,052,623,070,471,168
  5. Step 5: Solve for x
    x = 1,551,052,623,070,471,168/1,429,837,804.52
  6. Step 6: Final answer
    x = 1,084,775,222.88

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Double scale
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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.