Home / 102,235,856,688-153,370,263,684.92-31,490,534,619.72

Finding the Fourth Proportional to 102,235,856,688, 153,370,263,684.92 and 31,490,534,619.72

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Solution

The fourth proportional to 102,235,856,688, 153,370,263,684.92 and 31,490,534,619.72 is: 47,240,877,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,235,856,688 : 153,370,263,684.92 = 31,490,534,619.72 : x
  2. Step 2: Convert to fraction form
    102,235,856,688/153,370,263,684.92 = 31,490,534,619.72/x
  3. Step 3: Cross multiply
    102,235,856,688x = 153,370,263,684.92 × 31,490,534,619.72
  4. Step 4: Simplify right side
    102,235,856,688x = 4,829,711,598,205,559,373,824
  5. Step 5: Solve for x
    x = 4,829,711,598,205,559,373,824/102,235,856,688
  6. Step 6: Final answer
    x = 47,240,877,659.44

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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.