Home / 1,167,067,946.64-1,610,548,951.40-631,220,209.98

Finding the Fourth Proportional to 1,167,067,946.64, 1,610,548,951.40 and 631,220,209.98

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Solution

The fourth proportional to 1,167,067,946.64, 1,610,548,951.40 and 631,220,209.98 is: 871,081,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,067,946.64 : 1,610,548,951.40 = 631,220,209.98 : x
  2. Step 2: Convert to fraction form
    1,167,067,946.64/1,610,548,951.40 = 631,220,209.98/x
  3. Step 3: Cross multiply
    1,167,067,946.64x = 1,610,548,951.40 × 631,220,209.98
  4. Step 4: Simplify right side
    1,167,067,946.64x = 1,016,611,047,285,776,896
  5. Step 5: Solve for x
    x = 1,016,611,047,285,776,896/1,167,067,946.64
  6. Step 6: Final answer
    x = 871,081,285.55

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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.