Home / 1,617,849,293.25-2,234,173,974.48-1,529,709,870.87

Finding the Fourth Proportional to 1,617,849,293.25, 2,234,173,974.48 and 1,529,709,870.87

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Solution

The fourth proportional to 1,617,849,293.25, 2,234,173,974.48 and 1,529,709,870.87 is: 2,112,457,567.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,849,293.25 : 2,234,173,974.48 = 1,529,709,870.87 : x
  2. Step 2: Convert to fraction form
    1,617,849,293.25/2,234,173,974.48 = 1,529,709,870.87/x
  3. Step 3: Cross multiply
    1,617,849,293.25x = 2,234,173,974.48 × 1,529,709,870.87
  4. Step 4: Simplify right side
    1,617,849,293.25x = 3,417,637,982,015,749,120
  5. Step 5: Solve for x
    x = 3,417,637,982,015,749,120/1,617,849,293.25
  6. Step 6: Final answer
    x = 2,112,457,567.14

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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.