Home / 162,111,372,893.64-243,118,102,102.76-48,761,008,631.60

Finding the Fourth Proportional to 162,111,372,893.64, 243,118,102,102.76 and 48,761,008,631.60

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Solution

The fourth proportional to 162,111,372,893.64, 243,118,102,102.76 and 48,761,008,631.60 is: 73,126,787,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,111,372,893.64 : 243,118,102,102.76 = 48,761,008,631.60 : x
  2. Step 2: Convert to fraction form
    162,111,372,893.64/243,118,102,102.76 = 48,761,008,631.60/x
  3. Step 3: Cross multiply
    162,111,372,893.64x = 243,118,102,102.76 × 48,761,008,631.60
  4. Step 4: Simplify right side
    162,111,372,893.64x = 11,854,683,875,130,889,732,096
  5. Step 5: Solve for x
    x = 11,854,683,875,130,889,732,096/162,111,372,893.64
  6. Step 6: Final answer
    x = 73,126,787,242.18

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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.