Home / 1,606,294,009.20-2,409,551,699.64-672,676,840.20

Finding the Fourth Proportional to 1,606,294,009.20, 2,409,551,699.64 and 672,676,840.20

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Solution

The fourth proportional to 1,606,294,009.20, 2,409,551,699.64 and 672,676,840.20 is: 1,009,061,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,294,009.20 : 2,409,551,699.64 = 672,676,840.20 : x
  2. Step 2: Convert to fraction form
    1,606,294,009.20/2,409,551,699.64 = 672,676,840.20/x
  3. Step 3: Cross multiply
    1,606,294,009.20x = 2,409,551,699.64 × 672,676,840.20
  4. Step 4: Simplify right side
    1,606,294,009.20x = 1,620,849,623,612,374,784
  5. Step 5: Solve for x
    x = 1,620,849,623,612,374,784/1,606,294,009.20
  6. Step 6: Final answer
    x = 1,009,061,612.84

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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.