Home / 830,510,234.14-1,245,889,224.29-305,838,994.22

Finding the Fourth Proportional to 830,510,234.14, 1,245,889,224.29 and 305,838,994.22

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Solution

The fourth proportional to 830,510,234.14, 1,245,889,224.29 and 305,838,994.22 is: 458,804,108.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,510,234.14 : 1,245,889,224.29 = 305,838,994.22 : x
  2. Step 2: Convert to fraction form
    830,510,234.14/1,245,889,224.29 = 305,838,994.22/x
  3. Step 3: Cross multiply
    830,510,234.14x = 1,245,889,224.29 × 305,838,994.22
  4. Step 4: Simplify right side
    830,510,234.14x = 381,041,507,266,389,632
  5. Step 5: Solve for x
    x = 381,041,507,266,389,632/830,510,234.14
  6. Step 6: Final answer
    x = 458,804,108.13

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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.