Home / 1,243,349,446.56-1,716,596,587.64-791,482,373.80

Finding the Fourth Proportional to 1,243,349,446.56, 1,716,596,587.64 and 791,482,373.80

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Solution

The fourth proportional to 1,243,349,446.56, 1,716,596,587.64 and 791,482,373.80 is: 1,092,738,606.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,349,446.56 : 1,716,596,587.64 = 791,482,373.80 : x
  2. Step 2: Convert to fraction form
    1,243,349,446.56/1,716,596,587.64 = 791,482,373.80/x
  3. Step 3: Cross multiply
    1,243,349,446.56x = 1,716,596,587.64 × 791,482,373.80
  4. Step 4: Simplify right side
    1,243,349,446.56x = 1,358,655,942,042,286,848
  5. Step 5: Solve for x
    x = 1,358,655,942,042,286,848/1,243,349,446.56
  6. Step 6: Final answer
    x = 1,092,738,606.83

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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.