Home / 291,255,393.40-436,883,090.10-176,966,855.80

Finding the Fourth Proportional to 291,255,393.40, 436,883,090.10 and 176,966,855.80

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Solution

The fourth proportional to 291,255,393.40, 436,883,090.10 and 176,966,855.80 is: 265,450,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,255,393.40 : 436,883,090.10 = 176,966,855.80 : x
  2. Step 2: Convert to fraction form
    291,255,393.40/436,883,090.10 = 176,966,855.80/x
  3. Step 3: Cross multiply
    291,255,393.40x = 436,883,090.10 × 176,966,855.80
  4. Step 4: Simplify right side
    291,255,393.40x = 77,313,826,807,185,120
  5. Step 5: Solve for x
    x = 77,313,826,807,185,120/291,255,393.40
  6. Step 6: Final answer
    x = 265,450,283.70

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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.