Home / 661,769,079.40-992,653,619.10-177,094,887.40

Finding the Fourth Proportional to 661,769,079.40, 992,653,619.10 and 177,094,887.40

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Solution

The fourth proportional to 661,769,079.40, 992,653,619.10 and 177,094,887.40 is: 265,642,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,769,079.40 : 992,653,619.10 = 177,094,887.40 : x
  2. Step 2: Convert to fraction form
    661,769,079.40/992,653,619.10 = 177,094,887.40/x
  3. Step 3: Cross multiply
    661,769,079.40x = 992,653,619.10 × 177,094,887.40
  4. Step 4: Simplify right side
    661,769,079.40x = 175,793,880,901,716,992
  5. Step 5: Solve for x
    x = 175,793,880,901,716,992/661,769,079.40
  6. Step 6: Final answer
    x = 265,642,331.10

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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.