Home / 1,262,462,324.59-1,742,251,812.69-705,545,355.25

Finding the Fourth Proportional to 1,262,462,324.59, 1,742,251,812.69 and 705,545,355.25

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Solution

The fourth proportional to 1,262,462,324.59, 1,742,251,812.69 and 705,545,355.25 is: 973,682,659.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,462,324.59 : 1,742,251,812.69 = 705,545,355.25 : x
  2. Step 2: Convert to fraction form
    1,262,462,324.59/1,742,251,812.69 = 705,545,355.25/x
  3. Step 3: Cross multiply
    1,262,462,324.59x = 1,742,251,812.69 × 705,545,355.25
  4. Step 4: Simplify right side
    1,262,462,324.59x = 1,229,237,674,119,322,624
  5. Step 5: Solve for x
    x = 1,229,237,674,119,322,624/1,262,462,324.59
  6. Step 6: Final answer
    x = 973,682,659.81

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Double scale
Find fourth proportional to 1,262,462,325.59, 1,742,251,814.07 and 705,545,356.25
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.