Home / 289,174,647.60-433,761,971.40-248,863,863.60

Finding the Fourth Proportional to 289,174,647.60, 433,761,971.40 and 248,863,863.60

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Solution

The fourth proportional to 289,174,647.60, 433,761,971.40 and 248,863,863.60 is: 373,295,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,174,647.60 : 433,761,971.40 = 248,863,863.60 : x
  2. Step 2: Convert to fraction form
    289,174,647.60/433,761,971.40 = 248,863,863.60/x
  3. Step 3: Cross multiply
    289,174,647.60x = 433,761,971.40 × 248,863,863.60
  4. Step 4: Simplify right side
    289,174,647.60x = 107,947,680,085,356,688
  5. Step 5: Solve for x
    x = 107,947,680,085,356,688/289,174,647.60
  6. Step 6: Final answer
    x = 373,295,795.40

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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.