Home / 7,238,716,675.20-10,858,075,012.80-5,126,557,564.80

Finding the Fourth Proportional to 7,238,716,675.20, 10,858,075,012.80 and 5,126,557,564.80

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Solution

The fourth proportional to 7,238,716,675.20, 10,858,075,012.80 and 5,126,557,564.80 is: 7,689,836,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,716,675.20 : 10,858,075,012.80 = 5,126,557,564.80 : x
  2. Step 2: Convert to fraction form
    7,238,716,675.20/10,858,075,012.80 = 5,126,557,564.80/x
  3. Step 3: Cross multiply
    7,238,716,675.20x = 10,858,075,012.80 × 5,126,557,564.80
  4. Step 4: Simplify right side
    7,238,716,675.20x = 55,664,546,596,035,698,688
  5. Step 5: Solve for x
    x = 55,664,546,596,035,698,688/7,238,716,675.20
  6. Step 6: Final answer
    x = 7,689,836,347.20

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Double scale
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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.