Home / 354,261,970.80-531,003,232.80-124,112,588.40

Finding the Fourth Proportional to 354,261,970.80, 531,003,232.80 and 124,112,588.40

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Solution

The fourth proportional to 354,261,970.80, 531,003,232.80 and 124,112,588.40 is: 186,032,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,261,970.80 : 531,003,232.80 = 124,112,588.40 : x
  2. Step 2: Convert to fraction form
    354,261,970.80/531,003,232.80 = 124,112,588.40/x
  3. Step 3: Cross multiply
    354,261,970.80x = 531,003,232.80 × 124,112,588.40
  4. Step 4: Simplify right side
    354,261,970.80x = 65,904,185,671,575,784
  5. Step 5: Solve for x
    x = 65,904,185,671,575,784/354,261,970.80
  6. Step 6: Final answer
    x = 186,032,346.41

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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.