Home / 130,081,316.09-179,495,667.18-74,330,350.34

Finding the Fourth Proportional to 130,081,316.09, 179,495,667.18 and 74,330,350.34

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Solution

The fourth proportional to 130,081,316.09, 179,495,667.18 and 74,330,350.34 is: 102,566,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,081,316.09 : 179,495,667.18 = 74,330,350.34 : x
  2. Step 2: Convert to fraction form
    130,081,316.09/179,495,667.18 = 74,330,350.34/x
  3. Step 3: Cross multiply
    130,081,316.09x = 179,495,667.18 × 74,330,350.34
  4. Step 4: Simplify right side
    130,081,316.09x = 13,341,975,825,103,960
  5. Step 5: Solve for x
    x = 13,341,975,825,103,960/130,081,316.09
  6. Step 6: Final answer
    x = 102,566,427.11

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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.