Home / 173,872,309.80-260,808,464.70-52,688,015.40

Finding the Fourth Proportional to 173,872,309.80, 260,808,464.70 and 52,688,015.40

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Solution

The fourth proportional to 173,872,309.80, 260,808,464.70 and 52,688,015.40 is: 79,032,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,872,309.80 : 260,808,464.70 = 52,688,015.40 : x
  2. Step 2: Convert to fraction form
    173,872,309.80/260,808,464.70 = 52,688,015.40/x
  3. Step 3: Cross multiply
    173,872,309.80x = 260,808,464.70 × 52,688,015.40
  4. Step 4: Simplify right side
    173,872,309.80x = 13,741,480,404,563,956
  5. Step 5: Solve for x
    x = 13,741,480,404,563,956/173,872,309.80
  6. Step 6: Final answer
    x = 79,032,023.10

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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.