Home / 228,020,132.32-314,671,813.68-123,601,671.52

Finding the Fourth Proportional to 228,020,132.32, 314,671,813.68 and 123,601,671.52

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Solution

The fourth proportional to 228,020,132.32, 314,671,813.68 and 123,601,671.52 is: 170,572,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,020,132.32 : 314,671,813.68 = 123,601,671.52 : x
  2. Step 2: Convert to fraction form
    228,020,132.32/314,671,813.68 = 123,601,671.52/x
  3. Step 3: Cross multiply
    228,020,132.32x = 314,671,813.68 × 123,601,671.52
  4. Step 4: Simplify right side
    228,020,132.32x = 38,893,962,151,078,000
  5. Step 5: Solve for x
    x = 38,893,962,151,078,000/228,020,132.32
  6. Step 6: Final answer
    x = 170,572,491.80

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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.