Home / 8,436,458,655.47-12,657,501,092.09-5,611,390,270

Finding the Fourth Proportional to 8,436,458,655.47, 12,657,501,092.09 and 5,611,390,270

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Solution

The fourth proportional to 8,436,458,655.47, 12,657,501,092.09 and 5,611,390,270 is: 8,418,956,504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,458,655.47 : 12,657,501,092.09 = 5,611,390,270 : x
  2. Step 2: Convert to fraction form
    8,436,458,655.47/12,657,501,092.09 = 5,611,390,270/x
  3. Step 3: Cross multiply
    8,436,458,655.47x = 12,657,501,092.09 × 5,611,390,270
  4. Step 4: Simplify right side
    8,436,458,655.47x = 71,026,178,470,668,197,888
  5. Step 5: Solve for x
    x = 71,026,178,470,668,197,888/8,436,458,655.47
  6. Step 6: Final answer
    x = 8,418,956,504.29

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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.