Home / 2,835,872,917.76-4,254,441,798.72-870,924,298.43

Finding the Fourth Proportional to 2,835,872,917.76, 4,254,441,798.72 and 870,924,298.43

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Solution

The fourth proportional to 2,835,872,917.76, 4,254,441,798.72 and 870,924,298.43 is: 1,306,580,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835,872,917.76 : 4,254,441,798.72 = 870,924,298.43 : x
  2. Step 2: Convert to fraction form
    2,835,872,917.76/4,254,441,798.72 = 870,924,298.43/x
  3. Step 3: Cross multiply
    2,835,872,917.76x = 4,254,441,798.72 × 870,924,298.43
  4. Step 4: Simplify right side
    2,835,872,917.76x = 3,705,296,738,775,429,120
  5. Step 5: Solve for x
    x = 3,705,296,738,775,429,120/2,835,872,917.76
  6. Step 6: Final answer
    x = 1,306,580,670.65

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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.