Home / 766,225,683,549.09-1,056,893,213,546-491,436,086,674.77

Finding the Fourth Proportional to 766,225,683,549.09, 1,056,893,213,546 and 491,436,086,674.77

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Solution

The fourth proportional to 766,225,683,549.09, 1,056,893,213,546 and 491,436,086,674.77 is: 677,862,248,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,225,683,549.09 : 1,056,893,213,546 = 491,436,086,674.77 : x
  2. Step 2: Convert to fraction form
    766,225,683,549.09/1,056,893,213,546 = 491,436,086,674.77/x
  3. Step 3: Cross multiply
    766,225,683,549.09x = 1,056,893,213,546 × 491,436,086,674.77
  4. Step 4: Simplify right side
    766,225,683,549.09x = 519,395,464,898,168,301,289,472
  5. Step 5: Solve for x
    x = 519,395,464,898,168,301,289,472/766,225,683,549.09
  6. Step 6: Final answer
    x = 677,862,248,746.84

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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.