Home / 336,870,276.90-505,494,372.15-142,748,657.70

Finding the Fourth Proportional to 336,870,276.90, 505,494,372.15 and 142,748,657.70

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Solution

The fourth proportional to 336,870,276.90, 505,494,372.15 and 142,748,657.70 is: 214,203,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,870,276.90 : 505,494,372.15 = 142,748,657.70 : x
  2. Step 2: Convert to fraction form
    336,870,276.90/505,494,372.15 = 142,748,657.70/x
  3. Step 3: Cross multiply
    336,870,276.90x = 505,494,372.15 × 142,748,657.70
  4. Step 4: Simplify right side
    336,870,276.90x = 72,158,643,099,316,752
  5. Step 5: Solve for x
    x = 72,158,643,099,316,752/336,870,276.90
  6. Step 6: Final answer
    x = 214,203,056.93

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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.