Home / 102,775,421,308.40-154,100,298,965.29-49,009,001,541.25

Finding the Fourth Proportional to 102,775,421,308.40, 154,100,298,965.29 and 49,009,001,541.25

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Solution

The fourth proportional to 102,775,421,308.40, 154,100,298,965.29 and 49,009,001,541.25 is: 73,483,540,065.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,775,421,308.40 : 154,100,298,965.29 = 49,009,001,541.25 : x
  2. Step 2: Convert to fraction form
    102,775,421,308.40/154,100,298,965.29 = 49,009,001,541.25/x
  3. Step 3: Cross multiply
    102,775,421,308.40x = 154,100,298,965.29 × 49,009,001,541.25
  4. Step 4: Simplify right side
    102,775,421,308.40x = 7,552,301,789,496,367,644,672
  5. Step 5: Solve for x
    x = 7,552,301,789,496,367,644,672/102,775,421,308.40
  6. Step 6: Final answer
    x = 73,483,540,065.81

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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.