Home / 1,035,909,009.60-1,553,863,514.40-902,883,422.40

Finding the Fourth Proportional to 1,035,909,009.60, 1,553,863,514.40 and 902,883,422.40

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Solution

The fourth proportional to 1,035,909,009.60, 1,553,863,514.40 and 902,883,422.40 is: 1,354,325,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,909,009.60 : 1,553,863,514.40 = 902,883,422.40 : x
  2. Step 2: Convert to fraction form
    1,035,909,009.60/1,553,863,514.40 = 902,883,422.40/x
  3. Step 3: Cross multiply
    1,035,909,009.60x = 1,553,863,514.40 × 902,883,422.40
  4. Step 4: Simplify right side
    1,035,909,009.60x = 1,402,957,607,823,963,648
  5. Step 5: Solve for x
    x = 1,402,957,607,823,963,648/1,035,909,009.60
  6. Step 6: Final answer
    x = 1,354,325,133.60

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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.