Home / 559,959,294,970.05-772,735,603,240.93-312,765,181,071.30

Finding the Fourth Proportional to 559,959,294,970.05, 772,735,603,240.93 and 312,765,181,071.30

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Solution

The fourth proportional to 559,959,294,970.05, 772,735,603,240.93 and 312,765,181,071.30 is: 431,611,356,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,959,294,970.05 : 772,735,603,240.93 = 312,765,181,071.30 : x
  2. Step 2: Convert to fraction form
    559,959,294,970.05/772,735,603,240.93 = 312,765,181,071.30/x
  3. Step 3: Cross multiply
    559,959,294,970.05x = 772,735,603,240.93 × 312,765,181,071.30
  4. Step 4: Simplify right side
    559,959,294,970.05x = 241,684,790,867,889,705,975,808
  5. Step 5: Solve for x
    x = 241,684,790,867,889,705,975,808/559,959,294,970.05
  6. Step 6: Final answer
    x = 431,611,356,466.22

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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.