Home / 1,070,050,577.55-1,605,075,866.33-488,919,844.05

Finding the Fourth Proportional to 1,070,050,577.55, 1,605,075,866.33 and 488,919,844.05

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Solution

The fourth proportional to 1,070,050,577.55, 1,605,075,866.33 and 488,919,844.05 is: 733,379,766.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,050,577.55 : 1,605,075,866.33 = 488,919,844.05 : x
  2. Step 2: Convert to fraction form
    1,070,050,577.55/1,605,075,866.33 = 488,919,844.05/x
  3. Step 3: Cross multiply
    1,070,050,577.55x = 1,605,075,866.33 × 488,919,844.05
  4. Step 4: Simplify right side
    1,070,050,577.55x = 784,753,442,252,037,632
  5. Step 5: Solve for x
    x = 784,753,442,252,037,632/1,070,050,577.55
  6. Step 6: Final answer
    x = 733,379,766.08

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Double scale
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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.