Home / 289,747,360.60-434,621,040.90-174,672,669.40

Finding the Fourth Proportional to 289,747,360.60, 434,621,040.90 and 174,672,669.40

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Solution

The fourth proportional to 289,747,360.60, 434,621,040.90 and 174,672,669.40 is: 262,009,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,747,360.60 : 434,621,040.90 = 174,672,669.40 : x
  2. Step 2: Convert to fraction form
    289,747,360.60/434,621,040.90 = 174,672,669.40/x
  3. Step 3: Cross multiply
    289,747,360.60x = 434,621,040.90 × 174,672,669.40
  4. Step 4: Simplify right side
    289,747,360.60x = 75,916,417,391,409,584
  5. Step 5: Solve for x
    x = 75,916,417,391,409,584/289,747,360.60
  6. Step 6: Final answer
    x = 262,009,004.10

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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.