Home / 1,328,510,424.90-1,833,344,316.34-717,456,428.52

Finding the Fourth Proportional to 1,328,510,424.90, 1,833,344,316.34 and 717,456,428.52

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Solution

The fourth proportional to 1,328,510,424.90, 1,833,344,316.34 and 717,456,428.52 is: 990,089,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,510,424.90 : 1,833,344,316.34 = 717,456,428.52 : x
  2. Step 2: Convert to fraction form
    1,328,510,424.90/1,833,344,316.34 = 717,456,428.52/x
  3. Step 3: Cross multiply
    1,328,510,424.90x = 1,833,344,316.34 × 717,456,428.52
  4. Step 4: Simplify right side
    1,328,510,424.90x = 1,315,344,665,448,737,280
  5. Step 5: Solve for x
    x = 1,315,344,665,448,737,280/1,328,510,424.90
  6. Step 6: Final answer
    x = 990,089,833.54

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1.5x scale

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.