Home / 668,698,975.60-1,003,048,463.40-177,411,295.60

Finding the Fourth Proportional to 668,698,975.60, 1,003,048,463.40 and 177,411,295.60

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Solution

The fourth proportional to 668,698,975.60, 1,003,048,463.40 and 177,411,295.60 is: 266,116,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,698,975.60 : 1,003,048,463.40 = 177,411,295.60 : x
  2. Step 2: Convert to fraction form
    668,698,975.60/1,003,048,463.40 = 177,411,295.60/x
  3. Step 3: Cross multiply
    668,698,975.60x = 1,003,048,463.40 × 177,411,295.60
  4. Step 4: Simplify right side
    668,698,975.60x = 177,952,127,441,383,168
  5. Step 5: Solve for x
    x = 177,952,127,441,383,168/668,698,975.60
  6. Step 6: Final answer
    x = 266,116,943.40

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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.