Home / 1,316,473,768.76-1,816,736,228.66-713,642,527.76

Finding the Fourth Proportional to 1,316,473,768.76, 1,816,736,228.66 and 713,642,527.76

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Solution

The fourth proportional to 1,316,473,768.76, 1,816,736,228.66 and 713,642,527.76 is: 984,828,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,473,768.76 : 1,816,736,228.66 = 713,642,527.76 : x
  2. Step 2: Convert to fraction form
    1,316,473,768.76/1,816,736,228.66 = 713,642,527.76/x
  3. Step 3: Cross multiply
    1,316,473,768.76x = 1,816,736,228.66 × 713,642,527.76
  4. Step 4: Simplify right side
    1,316,473,768.76x = 1,296,500,234,494,091,776
  5. Step 5: Solve for x
    x = 1,296,500,234,494,091,776/1,316,473,768.76
  6. Step 6: Final answer
    x = 984,828,004.37

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Double scale
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1.5x scale

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.