Home / 443,329,645,243.87-664,927,277,298.70-120,657,603,293.47

Finding the Fourth Proportional to 443,329,645,243.87, 664,927,277,298.70 and 120,657,603,293.47

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Solution

The fourth proportional to 443,329,645,243.87, 664,927,277,298.70 and 120,657,603,293.47 is: 180,968,118,202.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,329,645,243.87 : 664,927,277,298.70 = 120,657,603,293.47 : x
  2. Step 2: Convert to fraction form
    443,329,645,243.87/664,927,277,298.70 = 120,657,603,293.47/x
  3. Step 3: Cross multiply
    443,329,645,243.87x = 664,927,277,298.70 × 120,657,603,293.47
  4. Step 4: Simplify right side
    443,329,645,243.87x = 80,228,531,643,313,660,362,752
  5. Step 5: Solve for x
    x = 80,228,531,643,313,660,362,752/443,329,645,243.87
  6. Step 6: Final answer
    x = 180,968,118,202.84

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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.