Home / 719,369,777.96-992,749,638.03-437,016,158.81

Finding the Fourth Proportional to 719,369,777.96, 992,749,638.03 and 437,016,158.81

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Solution

The fourth proportional to 719,369,777.96, 992,749,638.03 and 437,016,158.81 is: 603,094,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,369,777.96 : 992,749,638.03 = 437,016,158.81 : x
  2. Step 2: Convert to fraction form
    719,369,777.96/992,749,638.03 = 437,016,158.81/x
  3. Step 3: Cross multiply
    719,369,777.96x = 992,749,638.03 × 437,016,158.81
  4. Step 4: Simplify right side
    719,369,777.96x = 433,847,633,471,888,512
  5. Step 5: Solve for x
    x = 433,847,633,471,888,512/719,369,777.96
  6. Step 6: Final answer
    x = 603,094,050.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.