Home / 698,544,087.30-1,047,669,164.55-353,173,047.30

Finding the Fourth Proportional to 698,544,087.30, 1,047,669,164.55 and 353,173,047.30

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Solution

The fourth proportional to 698,544,087.30, 1,047,669,164.55 and 353,173,047.30 is: 529,685,267.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,544,087.30 : 1,047,669,164.55 = 353,173,047.30 : x
  2. Step 2: Convert to fraction form
    698,544,087.30/1,047,669,164.55 = 353,173,047.30/x
  3. Step 3: Cross multiply
    698,544,087.30x = 1,047,669,164.55 × 353,173,047.30
  4. Step 4: Simplify right side
    698,544,087.30x = 370,008,511,406,368,640
  5. Step 5: Solve for x
    x = 370,008,511,406,368,640/698,544,087.30
  6. Step 6: Final answer
    x = 529,685,267.02

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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.