Home / 264,184,223.40-396,276,335.10-72,707,999.40

Finding the Fourth Proportional to 264,184,223.40, 396,276,335.10 and 72,707,999.40

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Solution

The fourth proportional to 264,184,223.40, 396,276,335.10 and 72,707,999.40 is: 109,061,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,184,223.40 : 396,276,335.10 = 72,707,999.40 : x
  2. Step 2: Convert to fraction form
    264,184,223.40/396,276,335.10 = 72,707,999.40/x
  3. Step 3: Cross multiply
    264,184,223.40x = 396,276,335.10 × 72,707,999.40
  4. Step 4: Simplify right side
    264,184,223.40x = 28,812,459,534,685,004
  5. Step 5: Solve for x
    x = 28,812,459,534,685,004/264,184,223.40
  6. Step 6: Final answer
    x = 109,061,999.10

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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.