Home / 300,044,384.80-450,066,577.20-127,526,826.40

Finding the Fourth Proportional to 300,044,384.80, 450,066,577.20 and 127,526,826.40

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Solution

The fourth proportional to 300,044,384.80, 450,066,577.20 and 127,526,826.40 is: 191,290,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,044,384.80 : 450,066,577.20 = 127,526,826.40 : x
  2. Step 2: Convert to fraction form
    300,044,384.80/450,066,577.20 = 127,526,826.40/x
  3. Step 3: Cross multiply
    300,044,384.80x = 450,066,577.20 × 127,526,826.40
  4. Step 4: Simplify right side
    300,044,384.80x = 57,395,562,259,026,600
  5. Step 5: Solve for x
    x = 57,395,562,259,026,600/300,044,384.80
  6. Step 6: Final answer
    x = 191,290,239.60

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1.5x scale

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.