Home / 443,329,645,379.01-664,927,277,501.50-120,657,603,428.52

Finding the Fourth Proportional to 443,329,645,379.01, 664,927,277,501.50 and 120,657,603,428.52

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Solution

The fourth proportional to 443,329,645,379.01, 664,927,277,501.50 and 120,657,603,428.52 is: 180,968,118,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,329,645,379.01 : 664,927,277,501.50 = 120,657,603,428.52 : x
  2. Step 2: Convert to fraction form
    443,329,645,379.01/664,927,277,501.50 = 120,657,603,428.52/x
  3. Step 3: Cross multiply
    443,329,645,379.01x = 664,927,277,501.50 × 120,657,603,428.52
  4. Step 4: Simplify right side
    443,329,645,379.01x = 80,228,531,757,581,466,599,424
  5. Step 5: Solve for x
    x = 80,228,531,757,581,466,599,424/443,329,645,379.01
  6. Step 6: Final answer
    x = 180,968,118,405.42

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1.5x scale

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.