Home / 156,650,834.84-216,183,986.26-93,937,143.20

Finding the Fourth Proportional to 156,650,834.84, 216,183,986.26 and 93,937,143.20

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Solution

The fourth proportional to 156,650,834.84, 216,183,986.26 and 93,937,143.20 is: 129,636,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,650,834.84 : 216,183,986.26 = 93,937,143.20 : x
  2. Step 2: Convert to fraction form
    156,650,834.84/216,183,986.26 = 93,937,143.20/x
  3. Step 3: Cross multiply
    156,650,834.84x = 216,183,986.26 × 93,937,143.20
  4. Step 4: Simplify right side
    156,650,834.84x = 20,307,706,074,852,452
  5. Step 5: Solve for x
    x = 20,307,706,074,852,452/156,650,834.84
  6. Step 6: Final answer
    x = 129,636,756.14

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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.