Home / 1,429,663,638.35-2,143,267,246.53-496,865,293.81

Finding the Fourth Proportional to 1,429,663,638.35, 2,143,267,246.53 and 496,865,293.81

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Solution

The fourth proportional to 1,429,663,638.35, 2,143,267,246.53 and 496,865,293.81 is: 744,871,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,663,638.35 : 2,143,267,246.53 = 496,865,293.81 : x
  2. Step 2: Convert to fraction form
    1,429,663,638.35/2,143,267,246.53 = 496,865,293.81/x
  3. Step 3: Cross multiply
    1,429,663,638.35x = 2,143,267,246.53 × 496,865,293.81
  4. Step 4: Simplify right side
    1,429,663,638.35x = 1,064,915,110,147,277,568
  5. Step 5: Solve for x
    x = 1,064,915,110,147,277,568/1,429,663,638.35
  6. Step 6: Final answer
    x = 744,871,088.26

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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.