Home / 544,473,782,487.32-751,439,706,717.72-309,886,106,980.72

Finding the Fourth Proportional to 544,473,782,487.32, 751,439,706,717.72 and 309,886,106,980.72

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Solution

The fourth proportional to 544,473,782,487.32, 751,439,706,717.72 and 309,886,106,980.72 is: 427,680,327,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,473,782,487.32 : 751,439,706,717.72 = 309,886,106,980.72 : x
  2. Step 2: Convert to fraction form
    544,473,782,487.32/751,439,706,717.72 = 309,886,106,980.72/x
  3. Step 3: Cross multiply
    544,473,782,487.32x = 751,439,706,717.72 × 309,886,106,980.72
  4. Step 4: Simplify right side
    544,473,782,487.32x = 232,860,725,345,488,224,649,216
  5. Step 5: Solve for x
    x = 232,860,725,345,488,224,649,216/544,473,782,487.32
  6. Step 6: Final answer
    x = 427,680,327,015.40

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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.