Home / 1,573,308,048.30-2,359,962,072.45-838,644,009.90

Finding the Fourth Proportional to 1,573,308,048.30, 2,359,962,072.45 and 838,644,009.90

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Solution

The fourth proportional to 1,573,308,048.30, 2,359,962,072.45 and 838,644,009.90 is: 1,257,966,014.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,308,048.30 : 2,359,962,072.45 = 838,644,009.90 : x
  2. Step 2: Convert to fraction form
    1,573,308,048.30/2,359,962,072.45 = 838,644,009.90/x
  3. Step 3: Cross multiply
    1,573,308,048.30x = 2,359,962,072.45 × 838,644,009.90
  4. Step 4: Simplify right side
    1,573,308,048.30x = 1,979,168,055,651,382,016
  5. Step 5: Solve for x
    x = 1,979,168,055,651,382,016/1,573,308,048.30
  6. Step 6: Final answer
    x = 1,257,966,014.85

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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.