Home / 697,915,628.67-963,120,657.20-384,649,095

Finding the Fourth Proportional to 697,915,628.67, 963,120,657.20 and 384,649,095

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Solution

The fourth proportional to 697,915,628.67, 963,120,657.20 and 384,649,095 is: 530,814,147.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,915,628.67 : 963,120,657.20 = 384,649,095 : x
  2. Step 2: Convert to fraction form
    697,915,628.67/963,120,657.20 = 384,649,095/x
  3. Step 3: Cross multiply
    697,915,628.67x = 963,120,657.20 × 384,649,095
  4. Step 4: Simplify right side
    697,915,628.67x = 370,463,489,167,785,280
  5. Step 5: Solve for x
    x = 370,463,489,167,785,280/697,915,628.67
  6. Step 6: Final answer
    x = 530,814,147.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.