Home / 216,140,343.47-298,270,113.35-117,020,298.41

Finding the Fourth Proportional to 216,140,343.47, 298,270,113.35 and 117,020,298.41

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Solution

The fourth proportional to 216,140,343.47, 298,270,113.35 and 117,020,298.41 is: 161,486,084.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,140,343.47 : 298,270,113.35 = 117,020,298.41 : x
  2. Step 2: Convert to fraction form
    216,140,343.47/298,270,113.35 = 117,020,298.41/x
  3. Step 3: Cross multiply
    216,140,343.47x = 298,270,113.35 × 117,020,298.41
  4. Step 4: Simplify right side
    216,140,343.47x = 34,903,657,670,416,424
  5. Step 5: Solve for x
    x = 34,903,657,670,416,424/216,140,343.47
  6. Step 6: Final answer
    x = 161,486,084.04

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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.