Home / 600,551,845.80-900,827,768.70-369,772,607.40

Finding the Fourth Proportional to 600,551,845.80, 900,827,768.70 and 369,772,607.40

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Solution

The fourth proportional to 600,551,845.80, 900,827,768.70 and 369,772,607.40 is: 554,658,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,551,845.80 : 900,827,768.70 = 369,772,607.40 : x
  2. Step 2: Convert to fraction form
    600,551,845.80/900,827,768.70 = 369,772,607.40/x
  3. Step 3: Cross multiply
    600,551,845.80x = 900,827,768.70 × 369,772,607.40
  4. Step 4: Simplify right side
    600,551,845.80x = 333,101,432,850,523,136
  5. Step 5: Solve for x
    x = 333,101,432,850,523,136/600,551,845.80
  6. Step 6: Final answer
    x = 554,658,911.10

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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.