Home / 228,563,746.74-315,416,235.96-124,142,565.38

Finding the Fourth Proportional to 228,563,746.74, 315,416,235.96 and 124,142,565.38

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Solution

The fourth proportional to 228,563,746.74, 315,416,235.96 and 124,142,565.38 is: 171,315,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,563,746.74 : 315,416,235.96 = 124,142,565.38 : x
  2. Step 2: Convert to fraction form
    228,563,746.74/315,416,235.96 = 124,142,565.38/x
  3. Step 3: Cross multiply
    228,563,746.74x = 315,416,235.96 × 124,142,565.38
  4. Step 4: Simplify right side
    228,563,746.74x = 39,156,580,694,577,800
  5. Step 5: Solve for x
    x = 39,156,580,694,577,800/228,563,746.74
  6. Step 6: Final answer
    x = 171,315,798.12

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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.