Home / 207,139,361.60-310,709,042.40-166,828,577.60

Finding the Fourth Proportional to 207,139,361.60, 310,709,042.40 and 166,828,577.60

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Solution

The fourth proportional to 207,139,361.60, 310,709,042.40 and 166,828,577.60 is: 250,242,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,139,361.60 : 310,709,042.40 = 166,828,577.60 : x
  2. Step 2: Convert to fraction form
    207,139,361.60/310,709,042.40 = 166,828,577.60/x
  3. Step 3: Cross multiply
    207,139,361.60x = 310,709,042.40 × 166,828,577.60
  4. Step 4: Simplify right side
    207,139,361.60x = 51,835,147,591,050,088
  5. Step 5: Solve for x
    x = 51,835,147,591,050,088/207,139,361.60
  6. Step 6: Final answer
    x = 250,242,866.40

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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.