Home / 1,078,023,339.80-1,617,035,009.70-532,652,024.60

Finding the Fourth Proportional to 1,078,023,339.80, 1,617,035,009.70 and 532,652,024.60

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Solution

The fourth proportional to 1,078,023,339.80, 1,617,035,009.70 and 532,652,024.60 is: 798,978,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,023,339.80 : 1,617,035,009.70 = 532,652,024.60 : x
  2. Step 2: Convert to fraction form
    1,078,023,339.80/1,617,035,009.70 = 532,652,024.60/x
  3. Step 3: Cross multiply
    1,078,023,339.80x = 1,617,035,009.70 × 532,652,024.60
  4. Step 4: Simplify right side
    1,078,023,339.80x = 861,316,971,765,785,728
  5. Step 5: Solve for x
    x = 861,316,971,765,785,728/1,078,023,339.80
  6. Step 6: Final answer
    x = 798,978,036.90

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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.