Home / 102,516,685,217.04-153,620,601,084.66-91,344,567,940.56

Finding the Fourth Proportional to 102,516,685,217.04, 153,620,601,084.66 and 91,344,567,940.56

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Solution

The fourth proportional to 102,516,685,217.04, 153,620,601,084.66 and 91,344,567,940.56 is: 136,879,254,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,516,685,217.04 : 153,620,601,084.66 = 91,344,567,940.56 : x
  2. Step 2: Convert to fraction form
    102,516,685,217.04/153,620,601,084.66 = 91,344,567,940.56/x
  3. Step 3: Cross multiply
    102,516,685,217.04x = 153,620,601,084.66 × 91,344,567,940.56
  4. Step 4: Simplify right side
    102,516,685,217.04x = 14,032,407,432,847,389,884,416
  5. Step 5: Solve for x
    x = 14,032,407,432,847,389,884,416/102,516,685,217.04
  6. Step 6: Final answer
    x = 136,879,254,368.59

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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.