Home / 164,028,327.90-246,023,829.45-42,872,027.10

Finding the Fourth Proportional to 164,028,327.90, 246,023,829.45 and 42,872,027.10

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Solution

The fourth proportional to 164,028,327.90, 246,023,829.45 and 42,872,027.10 is: 64,303,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,028,327.90 : 246,023,829.45 = 42,872,027.10 : x
  2. Step 2: Convert to fraction form
    164,028,327.90/246,023,829.45 = 42,872,027.10/x
  3. Step 3: Cross multiply
    164,028,327.90x = 246,023,829.45 × 42,872,027.10
  4. Step 4: Simplify right side
    164,028,327.90x = 10,547,540,283,426,178
  5. Step 5: Solve for x
    x = 10,547,540,283,426,178/164,028,327.90
  6. Step 6: Final answer
    x = 64,303,162.86

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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.