Home / 660,074,514-910,910,079.36-362,716,833.12

Finding the Fourth Proportional to 660,074,514, 910,910,079.36 and 362,716,833.12

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Solution

The fourth proportional to 660,074,514, 910,910,079.36 and 362,716,833.12 is: 500,553,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,074,514 : 910,910,079.36 = 362,716,833.12 : x
  2. Step 2: Convert to fraction form
    660,074,514/910,910,079.36 = 362,716,833.12/x
  3. Step 3: Cross multiply
    660,074,514x = 910,910,079.36 × 362,716,833.12
  4. Step 4: Simplify right side
    660,074,514x = 330,402,419,242,547,072
  5. Step 5: Solve for x
    x = 330,402,419,242,547,072/660,074,514
  6. Step 6: Final answer
    x = 500,553,213.67

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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.