Home / 480,459,497.13-720,429,945.66-218,000,827.04

Finding the Fourth Proportional to 480,459,497.13, 720,429,945.66 and 218,000,827.04

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Solution

The fourth proportional to 480,459,497.13, 720,429,945.66 and 218,000,827.04 is: 326,883,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,459,497.13 : 720,429,945.66 = 218,000,827.04 : x
  2. Step 2: Convert to fraction form
    480,459,497.13/720,429,945.66 = 218,000,827.04/x
  3. Step 3: Cross multiply
    480,459,497.13x = 720,429,945.66 × 218,000,827.04
  4. Step 4: Simplify right side
    480,459,497.13x = 157,054,323,974,660,096
  5. Step 5: Solve for x
    x = 157,054,323,974,660,096/480,459,497.13
  6. Step 6: Final answer
    x = 326,883,587.30

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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.