Home / 325,595,905.40-488,393,858.10-83,258,809.40

Finding the Fourth Proportional to 325,595,905.40, 488,393,858.10 and 83,258,809.40

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Solution

The fourth proportional to 325,595,905.40, 488,393,858.10 and 83,258,809.40 is: 124,888,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,595,905.40 : 488,393,858.10 = 83,258,809.40 : x
  2. Step 2: Convert to fraction form
    325,595,905.40/488,393,858.10 = 83,258,809.40/x
  3. Step 3: Cross multiply
    325,595,905.40x = 488,393,858.10 × 83,258,809.40
  4. Step 4: Simplify right side
    325,595,905.40x = 40,663,091,143,678,552
  5. Step 5: Solve for x
    x = 40,663,091,143,678,552/325,595,905.40
  6. Step 6: Final answer
    x = 124,888,214.10

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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.