Home / 380,327,685.74-570,573,336.08-118,006,981.13

Finding the Fourth Proportional to 380,327,685.74, 570,573,336.08 and 118,006,981.13

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Solution

The fourth proportional to 380,327,685.74, 570,573,336.08 and 118,006,981.13 is: 177,035,854.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,327,685.74 : 570,573,336.08 = 118,006,981.13 : x
  2. Step 2: Convert to fraction form
    380,327,685.74/570,573,336.08 = 118,006,981.13/x
  3. Step 3: Cross multiply
    380,327,685.74x = 570,573,336.08 × 118,006,981.13
  4. Step 4: Simplify right side
    380,327,685.74x = 67,331,636,901,515,856
  5. Step 5: Solve for x
    x = 67,331,636,901,515,856/380,327,685.74
  6. Step 6: Final answer
    x = 177,035,854.67

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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.