Home / 1,871,821,132,498.30-2,805,772,063,664.90-783,341,767,055.08

Finding the Fourth Proportional to 1,871,821,132,498.30, 2,805,772,063,664.90 and 783,341,767,055.08

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Solution

The fourth proportional to 1,871,821,132,498.30, 2,805,772,063,664.90 and 783,341,767,055.08 is: 1,174,192,559,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,821,132,498.30 : 2,805,772,063,664.90 = 783,341,767,055.08 : x
  2. Step 2: Convert to fraction form
    1,871,821,132,498.30/2,805,772,063,664.90 = 783,341,767,055.08/x
  3. Step 3: Cross multiply
    1,871,821,132,498.30x = 2,805,772,063,664.90 × 783,341,767,055.08
  4. Step 4: Simplify right side
    1,871,821,132,498.30x = 2,197,878,446,305,040,960,323,584
  5. Step 5: Solve for x
    x = 2,197,878,446,305,040,960,323,584/1,871,821,132,498.30
  6. Step 6: Final answer
    x = 1,174,192,559,398.85

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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.