Home / 544,473,698,395.65-751,439,590,861.60-309,886,022,943.76

Finding the Fourth Proportional to 544,473,698,395.65, 751,439,590,861.60 and 309,886,022,943.76

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Solution

The fourth proportional to 544,473,698,395.65, 751,439,590,861.60 and 309,886,022,943.76 is: 427,680,211,148.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,473,698,395.65 : 751,439,590,861.60 = 309,886,022,943.76 : x
  2. Step 2: Convert to fraction form
    544,473,698,395.65/751,439,590,861.60 = 309,886,022,943.76/x
  3. Step 3: Cross multiply
    544,473,698,395.65x = 751,439,590,861.60 × 309,886,022,943.76
  4. Step 4: Simplify right side
    544,473,698,395.65x = 232,860,626,294,587,405,631,488
  5. Step 5: Solve for x
    x = 232,860,626,294,587,405,631,488/544,473,698,395.65
  6. Step 6: Final answer
    x = 427,680,211,148.37

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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.