Home / 70,359,916.80-105,539,875.20-24,915,806.40

Finding the Fourth Proportional to 70,359,916.80, 105,539,875.20 and 24,915,806.40

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Solution

The fourth proportional to 70,359,916.80, 105,539,875.20 and 24,915,806.40 is: 37,373,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,359,916.80 : 105,539,875.20 = 24,915,806.40 : x
  2. Step 2: Convert to fraction form
    70,359,916.80/105,539,875.20 = 24,915,806.40/x
  3. Step 3: Cross multiply
    70,359,916.80x = 105,539,875.20 × 24,915,806.40
  4. Step 4: Simplify right side
    70,359,916.80x = 2,629,611,097,963,361
  5. Step 5: Solve for x
    x = 2,629,611,097,963,361/70,359,916.80
  6. Step 6: Final answer
    x = 37,373,709.60

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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.