Home / 1,091,517,814.20-1,637,276,721.30-401,282,243.40

Finding the Fourth Proportional to 1,091,517,814.20, 1,637,276,721.30 and 401,282,243.40

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Solution

The fourth proportional to 1,091,517,814.20, 1,637,276,721.30 and 401,282,243.40 is: 601,923,365.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,517,814.20 : 1,637,276,721.30 = 401,282,243.40 : x
  2. Step 2: Convert to fraction form
    1,091,517,814.20/1,637,276,721.30 = 401,282,243.40/x
  3. Step 3: Cross multiply
    1,091,517,814.20x = 1,637,276,721.30 × 401,282,243.40
  4. Step 4: Simplify right side
    1,091,517,814.20x = 657,010,075,789,860,480
  5. Step 5: Solve for x
    x = 657,010,075,789,860,480/1,091,517,814.20
  6. Step 6: Final answer
    x = 601,923,365.10

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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.