Home / 1,234,285,526,827.70-1,851,434,531,065.30-385,270,886,683.66

Finding the Fourth Proportional to 1,234,285,526,827.70, 1,851,434,531,065.30 and 385,270,886,683.66

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Solution

The fourth proportional to 1,234,285,526,827.70, 1,851,434,531,065.30 and 385,270,886,683.66 is: 577,908,278,041.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,285,526,827.70 : 1,851,434,531,065.30 = 385,270,886,683.66 : x
  2. Step 2: Convert to fraction form
    1,234,285,526,827.70/1,851,434,531,065.30 = 385,270,886,683.66/x
  3. Step 3: Cross multiply
    1,234,285,526,827.70x = 1,851,434,531,065.30 × 385,270,886,683.66
  4. Step 4: Simplify right side
    1,234,285,526,827.70x = 713,303,823,420,274,409,209,856
  5. Step 5: Solve for x
    x = 713,303,823,420,274,409,209,856/1,234,285,526,827.70
  6. Step 6: Final answer
    x = 577,908,278,041.28

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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.