Home / 660,476,254,299.80-990,856,979,483.04-201,046,850,393.16

Finding the Fourth Proportional to 660,476,254,299.80, 990,856,979,483.04 and 201,046,850,393.16

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Solution

The fourth proportional to 660,476,254,299.80, 990,856,979,483.04 and 201,046,850,393.16 is: 301,613,681,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,476,254,299.80 : 990,856,979,483.04 = 201,046,850,393.16 : x
  2. Step 2: Convert to fraction form
    660,476,254,299.80/990,856,979,483.04 = 201,046,850,393.16/x
  3. Step 3: Cross multiply
    660,476,254,299.80x = 990,856,979,483.04 × 201,046,850,393.16
  4. Step 4: Simplify right side
    660,476,254,299.80x = 199,208,674,915,145,152,987,136
  5. Step 5: Solve for x
    x = 199,208,674,915,145,152,987,136/660,476,254,299.80
  6. Step 6: Final answer
    x = 301,613,681,973.07

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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.