Home / 134,464,488.09-185,556,094.57-74,922,707.78

Finding the Fourth Proportional to 134,464,488.09, 185,556,094.57 and 74,922,707.78

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Solution

The fourth proportional to 134,464,488.09, 185,556,094.57 and 74,922,707.78 is: 103,390,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,464,488.09 : 185,556,094.57 = 74,922,707.78 : x
  2. Step 2: Convert to fraction form
    134,464,488.09/185,556,094.57 = 74,922,707.78/x
  3. Step 3: Cross multiply
    134,464,488.09x = 185,556,094.57 × 74,922,707.78
  4. Step 4: Simplify right side
    134,464,488.09x = 13,902,365,050,127,862
  5. Step 5: Solve for x
    x = 13,902,365,050,127,862/134,464,488.09
  6. Step 6: Final answer
    x = 103,390,607.05

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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.