Home / 537,876,054.72-742,611,674.16-438,992,673.12

Finding the Fourth Proportional to 537,876,054.72, 742,611,674.16 and 438,992,673.12

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Solution

The fourth proportional to 537,876,054.72, 742,611,674.16 and 438,992,673.12 is: 606,089,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,876,054.72 : 742,611,674.16 = 438,992,673.12 : x
  2. Step 2: Convert to fraction form
    537,876,054.72/742,611,674.16 = 438,992,673.12/x
  3. Step 3: Cross multiply
    537,876,054.72x = 742,611,674.16 × 438,992,673.12
  4. Step 4: Simplify right side
    537,876,054.72x = 326,001,083,929,616,832
  5. Step 5: Solve for x
    x = 326,001,083,929,616,832/537,876,054.72
  6. Step 6: Final answer
    x = 606,089,602.00

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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.