Home / 127,119,347.04-190,680,792.24-36,242,936.16

Finding the Fourth Proportional to 127,119,347.04, 190,680,792.24 and 36,242,936.16

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Solution

The fourth proportional to 127,119,347.04, 190,680,792.24 and 36,242,936.16 is: 54,364,909.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,119,347.04 : 190,680,792.24 = 36,242,936.16 : x
  2. Step 2: Convert to fraction form
    127,119,347.04/190,680,792.24 = 36,242,936.16/x
  3. Step 3: Cross multiply
    127,119,347.04x = 190,680,792.24 × 36,242,936.16
  4. Step 4: Simplify right side
    127,119,347.04x = 6,910,831,780,092,543
  5. Step 5: Solve for x
    x = 6,910,831,780,092,543/127,119,347.04
  6. Step 6: Final answer
    x = 54,364,909.36

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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.