Home / 1,075,433,178.60-1,613,149,767.90-530,435,802.60

Finding the Fourth Proportional to 1,075,433,178.60, 1,613,149,767.90 and 530,435,802.60

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Solution

The fourth proportional to 1,075,433,178.60, 1,613,149,767.90 and 530,435,802.60 is: 795,653,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,433,178.60 : 1,613,149,767.90 = 530,435,802.60 : x
  2. Step 2: Convert to fraction form
    1,075,433,178.60/1,613,149,767.90 = 530,435,802.60/x
  3. Step 3: Cross multiply
    1,075,433,178.60x = 1,613,149,767.90 × 530,435,802.60
  4. Step 4: Simplify right side
    1,075,433,178.60x = 855,672,391,850,040,320
  5. Step 5: Solve for x
    x = 855,672,391,850,040,320/1,075,433,178.60
  6. Step 6: Final answer
    x = 795,653,703.90

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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.