Home / 714,991,421,743.76-1,072,597,332,225.70-243,777,907,514

Finding the Fourth Proportional to 714,991,421,743.76, 1,072,597,332,225.70 and 243,777,907,514

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Solution

The fourth proportional to 714,991,421,743.76, 1,072,597,332,225.70 and 243,777,907,514 is: 365,704,434,071.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,991,421,743.76 : 1,072,597,332,225.70 = 243,777,907,514 : x
  2. Step 2: Convert to fraction form
    714,991,421,743.76/1,072,597,332,225.70 = 243,777,907,514/x
  3. Step 3: Cross multiply
    714,991,421,743.76x = 1,072,597,332,225.70 × 243,777,907,514
  4. Step 4: Simplify right side
    714,991,421,743.76x = 261,475,533,255,079,802,961,920
  5. Step 5: Solve for x
    x = 261,475,533,255,079,802,961,920/714,991,421,743.76
  6. Step 6: Final answer
    x = 365,704,434,071.92

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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.