Home / 8,436,458,654.47-12,657,501,090.59-5,611,390,269

Finding the Fourth Proportional to 8,436,458,654.47, 12,657,501,090.59 and 5,611,390,269

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Solution

The fourth proportional to 8,436,458,654.47, 12,657,501,090.59 and 5,611,390,269 is: 8,418,956,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,458,654.47 : 12,657,501,090.59 = 5,611,390,269 : x
  2. Step 2: Convert to fraction form
    8,436,458,654.47/12,657,501,090.59 = 5,611,390,269/x
  3. Step 3: Cross multiply
    8,436,458,654.47x = 12,657,501,090.59 × 5,611,390,269
  4. Step 4: Simplify right side
    8,436,458,654.47x = 71,026,178,449,593,614,336
  5. Step 5: Solve for x
    x = 71,026,178,449,593,614,336/8,436,458,654.47
  6. Step 6: Final answer
    x = 8,418,956,502.79

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1.5x scale

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.