Home / 746,499,668.40-1,119,749,502.60-456,262,023.60

Finding the Fourth Proportional to 746,499,668.40, 1,119,749,502.60 and 456,262,023.60

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Solution

The fourth proportional to 746,499,668.40, 1,119,749,502.60 and 456,262,023.60 is: 684,393,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,499,668.40 : 1,119,749,502.60 = 456,262,023.60 : x
  2. Step 2: Convert to fraction form
    746,499,668.40/1,119,749,502.60 = 456,262,023.60/x
  3. Step 3: Cross multiply
    746,499,668.40x = 1,119,749,502.60 × 456,262,023.60
  4. Step 4: Simplify right side
    746,499,668.40x = 510,899,173,981,369,472
  5. Step 5: Solve for x
    x = 510,899,173,981,369,472/746,499,668.40
  6. Step 6: Final answer
    x = 684,393,035.40

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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.