Home / 478,522,222.40-717,783,333.60-401,994,718.40

Finding the Fourth Proportional to 478,522,222.40, 717,783,333.60 and 401,994,718.40

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Solution

The fourth proportional to 478,522,222.40, 717,783,333.60 and 401,994,718.40 is: 602,992,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,522,222.40 : 717,783,333.60 = 401,994,718.40 : x
  2. Step 2: Convert to fraction form
    478,522,222.40/717,783,333.60 = 401,994,718.40/x
  3. Step 3: Cross multiply
    478,522,222.40x = 717,783,333.60 × 401,994,718.40
  4. Step 4: Simplify right side
    478,522,222.40x = 288,545,109,062,745,280
  5. Step 5: Solve for x
    x = 288,545,109,062,745,280/478,522,222.40
  6. Step 6: Final answer
    x = 602,992,077.60

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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.