Home / 1,374,478,005,165.30-1,896,838,435,551.50-765,489,219,475.84

Finding the Fourth Proportional to 1,374,478,005,165.30, 1,896,838,435,551.50 and 765,489,219,475.84

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Solution

The fourth proportional to 1,374,478,005,165.30, 1,896,838,435,551.50 and 765,489,219,475.84 is: 1,056,407,863,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,478,005,165.30 : 1,896,838,435,551.50 = 765,489,219,475.84 : x
  2. Step 2: Convert to fraction form
    1,374,478,005,165.30/1,896,838,435,551.50 = 765,489,219,475.84/x
  3. Step 3: Cross multiply
    1,374,478,005,165.30x = 1,896,838,435,551.50 × 765,489,219,475.84
  4. Step 4: Simplify right side
    1,374,478,005,165.30x = 1,452,009,373,502,091,152,064,512
  5. Step 5: Solve for x
    x = 1,452,009,373,502,091,152,064,512/1,374,478,005,165.30
  6. Step 6: Final answer
    x = 1,056,407,863,963.94

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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.