Home / 104,009,258.40-155,901,913.20-39,288,055.20

Finding the Fourth Proportional to 104,009,258.40, 155,901,913.20 and 39,288,055.20

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Solution

The fourth proportional to 104,009,258.40, 155,901,913.20 and 39,288,055.20 is: 58,889,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,009,258.40 : 155,901,913.20 = 39,288,055.20 : x
  2. Step 2: Convert to fraction form
    104,009,258.40/155,901,913.20 = 39,288,055.20/x
  3. Step 3: Cross multiply
    104,009,258.40x = 155,901,913.20 × 39,288,055.20
  4. Step 4: Simplify right side
    104,009,258.40x = 6,125,082,971,587,209
  5. Step 5: Solve for x
    x = 6,125,082,971,587,209/104,009,258.40
  6. Step 6: Final answer
    x = 58,889,786.02

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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.