Home / 700,570,303,817.95-1,050,749,278,041.40-190,668,805,427.68

Finding the Fourth Proportional to 700,570,303,817.95, 1,050,749,278,041.40 and 190,668,805,427.68

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Solution

The fourth proportional to 700,570,303,817.95, 1,050,749,278,041.40 and 190,668,805,427.68 is: 285,974,310,581.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,570,303,817.95 : 1,050,749,278,041.40 = 190,668,805,427.68 : x
  2. Step 2: Convert to fraction form
    700,570,303,817.95/1,050,749,278,041.40 = 190,668,805,427.68/x
  3. Step 3: Cross multiply
    700,570,303,817.95x = 1,050,749,278,041.40 × 190,668,805,427.68
  4. Step 4: Simplify right side
    700,570,303,817.95x = 200,345,109,648,150,942,973,952
  5. Step 5: Solve for x
    x = 200,345,109,648,150,942,973,952/700,570,303,817.95
  6. Step 6: Final answer
    x = 285,974,310,581.42

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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.