Home / 459,942,352,590.12-689,296,834,067.85-357,962,089,793.30

Finding the Fourth Proportional to 459,942,352,590.12, 689,296,834,067.85 and 357,962,089,793.30

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Solution

The fourth proportional to 459,942,352,590.12, 689,296,834,067.85 and 357,962,089,793.30 is: 536,463,175,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,942,352,590.12 : 689,296,834,067.85 = 357,962,089,793.30 : x
  2. Step 2: Convert to fraction form
    459,942,352,590.12/689,296,834,067.85 = 357,962,089,793.30/x
  3. Step 3: Cross multiply
    459,942,352,590.12x = 689,296,834,067.85 × 357,962,089,793.30
  4. Step 4: Simplify right side
    459,942,352,590.12x = 246,742,135,210,833,128,456,192
  5. Step 5: Solve for x
    x = 246,742,135,210,833,128,456,192/459,942,352,590.12
  6. Step 6: Final answer
    x = 536,463,175,920.48

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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.