Home / 751,910,135.04-1,127,589,638.40-260,496,483.84

Finding the Fourth Proportional to 751,910,135.04, 1,127,589,638.40 and 260,496,483.84

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Solution

The fourth proportional to 751,910,135.04, 1,127,589,638.40 and 260,496,483.84 is: 390,649,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,910,135.04 : 1,127,589,638.40 = 260,496,483.84 : x
  2. Step 2: Convert to fraction form
    751,910,135.04/1,127,589,638.40 = 260,496,483.84/x
  3. Step 3: Cross multiply
    751,910,135.04x = 1,127,589,638.40 × 260,496,483.84
  4. Step 4: Simplify right side
    751,910,135.04x = 293,733,136,017,617,088
  5. Step 5: Solve for x
    x = 293,733,136,017,617,088/751,910,135.04
  6. Step 6: Final answer
    x = 390,649,257.58

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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.