Home / 969,752,894.10-1,455,542,632.35-510,020,999.70

Finding the Fourth Proportional to 969,752,894.10, 1,455,542,632.35 and 510,020,999.70

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Solution

The fourth proportional to 969,752,894.10, 1,455,542,632.35 and 510,020,999.70 is: 765,511,825.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,752,894.10 : 1,455,542,632.35 = 510,020,999.70 : x
  2. Step 2: Convert to fraction form
    969,752,894.10/1,455,542,632.35 = 510,020,999.70/x
  3. Step 3: Cross multiply
    969,752,894.10x = 1,455,542,632.35 × 510,020,999.70
  4. Step 4: Simplify right side
    969,752,894.10x = 742,357,308,457,116,544
  5. Step 5: Solve for x
    x = 742,357,308,457,116,544/969,752,894.10
  6. Step 6: Final answer
    x = 765,511,825.72

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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.