Home / 212,961,232-293,886,500.64-115,176,088

Finding the Fourth Proportional to 212,961,232, 293,886,500.64 and 115,176,088

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Solution

The fourth proportional to 212,961,232, 293,886,500.64 and 115,176,088 is: 158,943,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,961,232 : 293,886,500.64 = 115,176,088 : x
  2. Step 2: Convert to fraction form
    212,961,232/293,886,500.64 = 115,176,088/x
  3. Step 3: Cross multiply
    212,961,232x = 293,886,500.64 × 115,176,088
  4. Step 4: Simplify right side
    212,961,232x = 33,848,697,459,724,696
  5. Step 5: Solve for x
    x = 33,848,697,459,724,696/212,961,232
  6. Step 6: Final answer
    x = 158,943,001.70

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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.