Home / 679,075,455.20-1,018,613,182.80-679,075,455.20

Finding the Fourth Proportional to 679,075,455.20, 1,018,613,182.80 and 679,075,455.20

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Solution

The fourth proportional to 679,075,455.20, 1,018,613,182.80 and 679,075,455.20 is: 1,018,613,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,075,455.20 : 1,018,613,182.80 = 679,075,455.20 : x
  2. Step 2: Convert to fraction form
    679,075,455.20/1,018,613,182.80 = 679,075,455.20/x
  3. Step 3: Cross multiply
    679,075,455.20x = 1,018,613,182.80 × 679,075,455.20
  4. Step 4: Simplify right side
    679,075,455.20x = 691,715,210,782,630,784
  5. Step 5: Solve for x
    x = 691,715,210,782,630,784/679,075,455.20
  6. Step 6: Final answer
    x = 1,018,613,182.80

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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.