Home / 1,021,872,348.54-1,410,183,623.16-551,973,674.34

Finding the Fourth Proportional to 1,021,872,348.54, 1,410,183,623.16 and 551,973,674.34

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Solution

The fourth proportional to 1,021,872,348.54, 1,410,183,623.16 and 551,973,674.34 is: 761,723,552.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,872,348.54 : 1,410,183,623.16 = 551,973,674.34 : x
  2. Step 2: Convert to fraction form
    1,021,872,348.54/1,410,183,623.16 = 551,973,674.34/x
  3. Step 3: Cross multiply
    1,021,872,348.54x = 1,410,183,623.16 × 551,973,674.34
  4. Step 4: Simplify right side
    1,021,872,348.54x = 778,384,235,969,719,168
  5. Step 5: Solve for x
    x = 778,384,235,969,719,168/1,021,872,348.54
  6. Step 6: Final answer
    x = 761,723,552.93

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Double scale
Find fourth proportional to 1,021,872,349.54, 1,410,183,624.54 and 551,973,675.34
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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.