Home / 776,105,460.90-1,071,029,886.29-441,577,975.24

Finding the Fourth Proportional to 776,105,460.90, 1,071,029,886.29 and 441,577,975.24

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Solution

The fourth proportional to 776,105,460.90, 1,071,029,886.29 and 441,577,975.24 is: 609,380,080.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,105,460.90 : 1,071,029,886.29 = 441,577,975.24 : x
  2. Step 2: Convert to fraction form
    776,105,460.90/1,071,029,886.29 = 441,577,975.24/x
  3. Step 3: Cross multiply
    776,105,460.90x = 1,071,029,886.29 × 441,577,975.24
  4. Step 4: Simplify right side
    776,105,460.90x = 472,943,208,610,230,336
  5. Step 5: Solve for x
    x = 472,943,208,610,230,336/776,105,460.90
  6. Step 6: Final answer
    x = 609,380,080.98

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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.