Home / 213,559,415.15-294,714,312.56-125,457,126.17

Finding the Fourth Proportional to 213,559,415.15, 294,714,312.56 and 125,457,126.17

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Solution

The fourth proportional to 213,559,415.15, 294,714,312.56 and 125,457,126.17 is: 173,132,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,559,415.15 : 294,714,312.56 = 125,457,126.17 : x
  2. Step 2: Convert to fraction form
    213,559,415.15/294,714,312.56 = 125,457,126.17/x
  3. Step 3: Cross multiply
    213,559,415.15x = 294,714,312.56 × 125,457,126.17
  4. Step 4: Simplify right side
    213,559,415.15x = 36,974,010,692,843,880
  5. Step 5: Solve for x
    x = 36,974,010,692,843,880/213,559,415.15
  6. Step 6: Final answer
    x = 173,132,196.81

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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.