Home / 2,986,075,678.60-4,479,113,517.90-1,047,574,865.80

Finding the Fourth Proportional to 2,986,075,678.60, 4,479,113,517.90 and 1,047,574,865.80

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Solution

The fourth proportional to 2,986,075,678.60, 4,479,113,517.90 and 1,047,574,865.80 is: 1,571,362,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,075,678.60 : 4,479,113,517.90 = 1,047,574,865.80 : x
  2. Step 2: Convert to fraction form
    2,986,075,678.60/4,479,113,517.90 = 1,047,574,865.80/x
  3. Step 3: Cross multiply
    2,986,075,678.60x = 4,479,113,517.90 × 1,047,574,865.80
  4. Step 4: Simplify right side
    2,986,075,678.60x = 4,692,206,742,417,057,792
  5. Step 5: Solve for x
    x = 4,692,206,742,417,057,792/2,986,075,678.60
  6. Step 6: Final answer
    x = 1,571,362,298.70

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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.