Home / 909,948,178,432.68-1,255,123,702,405.40-585,198,280,568.35

Finding the Fourth Proportional to 909,948,178,432.68, 1,255,123,702,405.40 and 585,198,280,568.35

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Solution

The fourth proportional to 909,948,178,432.68, 1,255,123,702,405.40 and 585,198,280,568.35 is: 807,184,683,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,948,178,432.68 : 1,255,123,702,405.40 = 585,198,280,568.35 : x
  2. Step 2: Convert to fraction form
    909,948,178,432.68/1,255,123,702,405.40 = 585,198,280,568.35/x
  3. Step 3: Cross multiply
    909,948,178,432.68x = 1,255,123,702,405.40 × 585,198,280,568.35
  4. Step 4: Simplify right side
    909,948,178,432.68x = 734,496,232,548,221,363,159,040
  5. Step 5: Solve for x
    x = 734,496,232,548,221,363,159,040/909,948,178,432.68
  6. Step 6: Final answer
    x = 807,184,683,652.36

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Double scale
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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.