Home / 607,116,738.92-837,820,130.82-328,658,188.64

Finding the Fourth Proportional to 607,116,738.92, 837,820,130.82 and 328,658,188.64

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Solution

The fourth proportional to 607,116,738.92, 837,820,130.82 and 328,658,188.64 is: 453,547,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,116,738.92 : 837,820,130.82 = 328,658,188.64 : x
  2. Step 2: Convert to fraction form
    607,116,738.92/837,820,130.82 = 328,658,188.64/x
  3. Step 3: Cross multiply
    607,116,738.92x = 837,820,130.82 × 328,658,188.64
  4. Step 4: Simplify right side
    607,116,738.92x = 275,356,446,601,429,056
  5. Step 5: Solve for x
    x = 275,356,446,601,429,056/607,116,738.92
  6. Step 6: Final answer
    x = 453,547,775.82

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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.