Home / 673,948,123.70-1,010,922,185.55-488,847,223.40

Finding the Fourth Proportional to 673,948,123.70, 1,010,922,185.55 and 488,847,223.40

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Solution

The fourth proportional to 673,948,123.70, 1,010,922,185.55 and 488,847,223.40 is: 733,270,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,948,123.70 : 1,010,922,185.55 = 488,847,223.40 : x
  2. Step 2: Convert to fraction form
    673,948,123.70/1,010,922,185.55 = 488,847,223.40/x
  3. Step 3: Cross multiply
    673,948,123.70x = 1,010,922,185.55 × 488,847,223.40
  4. Step 4: Simplify right side
    673,948,123.70x = 494,186,503,479,577,024
  5. Step 5: Solve for x
    x = 494,186,503,479,577,024/673,948,123.70
  6. Step 6: Final answer
    x = 733,270,835.10

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Double scale
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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.