Home / 896,112,008.80-1,344,168,013.20-800,877,781.60

Finding the Fourth Proportional to 896,112,008.80, 1,344,168,013.20 and 800,877,781.60

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Solution

The fourth proportional to 896,112,008.80, 1,344,168,013.20 and 800,877,781.60 is: 1,201,316,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,112,008.80 : 1,344,168,013.20 = 800,877,781.60 : x
  2. Step 2: Convert to fraction form
    896,112,008.80/1,344,168,013.20 = 800,877,781.60/x
  3. Step 3: Cross multiply
    896,112,008.80x = 1,344,168,013.20 × 800,877,781.60
  4. Step 4: Simplify right side
    896,112,008.80x = 1,076,514,296,509,295,616
  5. Step 5: Solve for x
    x = 1,076,514,296,509,295,616/896,112,008.80
  6. Step 6: Final answer
    x = 1,201,316,672.40

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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.