Home / 229,430,918.72-316,610,674.08-125,009,848.64

Finding the Fourth Proportional to 229,430,918.72, 316,610,674.08 and 125,009,848.64

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Solution

The fourth proportional to 229,430,918.72, 316,610,674.08 and 125,009,848.64 is: 172,511,415.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,430,918.72 : 316,610,674.08 = 125,009,848.64 : x
  2. Step 2: Convert to fraction form
    229,430,918.72/316,610,674.08 = 125,009,848.64/x
  3. Step 3: Cross multiply
    229,430,918.72x = 316,610,674.08 × 125,009,848.64
  4. Step 4: Simplify right side
    229,430,918.72x = 39,579,452,444,549,168
  5. Step 5: Solve for x
    x = 39,579,452,444,549,168/229,430,918.72
  6. Step 6: Final answer
    x = 172,511,415.05

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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.