Home / 697,572,917.70-1,046,359,376.55-465,120,624.30

Finding the Fourth Proportional to 697,572,917.70, 1,046,359,376.55 and 465,120,624.30

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Solution

The fourth proportional to 697,572,917.70, 1,046,359,376.55 and 465,120,624.30 is: 697,680,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,572,917.70 : 1,046,359,376.55 = 465,120,624.30 : x
  2. Step 2: Convert to fraction form
    697,572,917.70/1,046,359,376.55 = 465,120,624.30/x
  3. Step 3: Cross multiply
    697,572,917.70x = 1,046,359,376.55 × 465,120,624.30
  4. Step 4: Simplify right side
    697,572,917.70x = 486,683,326,463,094,784
  5. Step 5: Solve for x
    x = 486,683,326,463,094,784/697,572,917.70
  6. Step 6: Final answer
    x = 697,680,936.45

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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.