Home / 1,070,073,069,013.90-1,605,260,384,376.60-343,760,855,611.08

Finding the Fourth Proportional to 1,070,073,069,013.90, 1,605,260,384,376.60 and 343,760,855,611.08

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Solution

The fourth proportional to 1,070,073,069,013.90, 1,605,260,384,376.60 and 343,760,855,611.08 is: 515,689,721,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,073,069,013.90 : 1,605,260,384,376.60 = 343,760,855,611.08 : x
  2. Step 2: Convert to fraction form
    1,070,073,069,013.90/1,605,260,384,376.60 = 343,760,855,611.08/x
  3. Step 3: Cross multiply
    1,070,073,069,013.90x = 1,605,260,384,376.60 × 343,760,855,611.08
  4. Step 4: Simplify right side
    1,070,073,069,013.90x = 551,825,683,211,871,252,905,984
  5. Step 5: Solve for x
    x = 551,825,683,211,871,252,905,984/1,070,073,069,013.90
  6. Step 6: Final answer
    x = 515,689,721,749.93

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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.