Home / 1,308,440,958.75-1,962,678,533.50-435,042,327.06

Finding the Fourth Proportional to 1,308,440,958.75, 1,962,678,533.50 and 435,042,327.06

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Solution

The fourth proportional to 1,308,440,958.75, 1,962,678,533.50 and 435,042,327.06 is: 652,569,174.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,440,958.75 : 1,962,678,533.50 = 435,042,327.06 : x
  2. Step 2: Convert to fraction form
    1,308,440,958.75/1,962,678,533.50 = 435,042,327.06/x
  3. Step 3: Cross multiply
    1,308,440,958.75x = 1,962,678,533.50 × 435,042,327.06
  4. Step 4: Simplify right side
    1,308,440,958.75x = 853,848,236,482,633,984
  5. Step 5: Solve for x
    x = 853,848,236,482,633,984/1,308,440,958.75
  6. Step 6: Final answer
    x = 652,569,174.61

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1.5x scale

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.