Home / 670,356,466.49-1,005,679,430.93-204,054,353.89

Finding the Fourth Proportional to 670,356,466.49, 1,005,679,430.93 and 204,054,353.89

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Solution

The fourth proportional to 670,356,466.49, 1,005,679,430.93 and 204,054,353.89 is: 306,125,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,356,466.49 : 1,005,679,430.93 = 204,054,353.89 : x
  2. Step 2: Convert to fraction form
    670,356,466.49/1,005,679,430.93 = 204,054,353.89/x
  3. Step 3: Cross multiply
    670,356,466.49x = 1,005,679,430.93 × 204,054,353.89
  4. Step 4: Simplify right side
    670,356,466.49x = 205,213,266,496,879,968
  5. Step 5: Solve for x
    x = 205,213,266,496,879,968/670,356,466.49
  6. Step 6: Final answer
    x = 306,125,586.54

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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.