Home / 1,180,126,419.84-1,769,316,945.41-713,684,145.71

Finding the Fourth Proportional to 1,180,126,419.84, 1,769,316,945.41 and 713,684,145.71

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Solution

The fourth proportional to 1,180,126,419.84, 1,769,316,945.41 and 713,684,145.71 is: 1,069,998,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,126,419.84 : 1,769,316,945.41 = 713,684,145.71 : x
  2. Step 2: Convert to fraction form
    1,180,126,419.84/1,769,316,945.41 = 713,684,145.71/x
  3. Step 3: Cross multiply
    1,180,126,419.84x = 1,769,316,945.41 × 713,684,145.71
  4. Step 4: Simplify right side
    1,180,126,419.84x = 1,262,733,452,681,369,856
  5. Step 5: Solve for x
    x = 1,262,733,452,681,369,856/1,180,126,419.84
  6. Step 6: Final answer
    x = 1,069,998,460.72

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Double scale
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1.5x scale

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.