Home / 584,828,015.40-877,242,023.10-492,995,010.60

Finding the Fourth Proportional to 584,828,015.40, 877,242,023.10 and 492,995,010.60

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Solution

The fourth proportional to 584,828,015.40, 877,242,023.10 and 492,995,010.60 is: 739,492,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,828,015.40 : 877,242,023.10 = 492,995,010.60 : x
  2. Step 2: Convert to fraction form
    584,828,015.40/877,242,023.10 = 492,995,010.60/x
  3. Step 3: Cross multiply
    584,828,015.40x = 877,242,023.10 × 492,995,010.60
  4. Step 4: Simplify right side
    584,828,015.40x = 432,475,940,476,949,952
  5. Step 5: Solve for x
    x = 432,475,940,476,949,952/584,828,015.40
  6. Step 6: Final answer
    x = 739,492,515.90

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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.