Home / 552,323,205,624.31-762,095,479,071.56-308,415,145,636.02

Finding the Fourth Proportional to 552,323,205,624.31, 762,095,479,071.56 and 308,415,145,636.02

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Solution

The fourth proportional to 552,323,205,624.31, 762,095,479,071.56 and 308,415,145,636.02 is: 425,551,173,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,323,205,624.31 : 762,095,479,071.56 = 308,415,145,636.02 : x
  2. Step 2: Convert to fraction form
    552,323,205,624.31/762,095,479,071.56 = 308,415,145,636.02/x
  3. Step 3: Cross multiply
    552,323,205,624.31x = 762,095,479,071.56 × 308,415,145,636.02
  4. Step 4: Simplify right side
    552,323,205,624.31x = 235,041,788,166,407,653,949,440
  5. Step 5: Solve for x
    x = 235,041,788,166,407,653,949,440/552,323,205,624.31
  6. Step 6: Final answer
    x = 425,551,173,249.60

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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.