Home / 130,779,266.42-196,193,035.85-54,108,273.35

Finding the Fourth Proportional to 130,779,266.42, 196,193,035.85 and 54,108,273.35

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Solution

The fourth proportional to 130,779,266.42, 196,193,035.85 and 54,108,273.35 is: 81,172,396.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,779,266.42 : 196,193,035.85 = 54,108,273.35 : x
  2. Step 2: Convert to fraction form
    130,779,266.42/196,193,035.85 = 54,108,273.35/x
  3. Step 3: Cross multiply
    130,779,266.42x = 196,193,035.85 × 54,108,273.35
  4. Step 4: Simplify right side
    130,779,266.42x = 10,615,666,413,358,090
  5. Step 5: Solve for x
    x = 10,615,666,413,358,090/130,779,266.42
  6. Step 6: Final answer
    x = 81,172,396.08

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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.