Home / 734,103,007.20-1,101,154,510.80-443,865,362.40

Finding the Fourth Proportional to 734,103,007.20, 1,101,154,510.80 and 443,865,362.40

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Solution

The fourth proportional to 734,103,007.20, 1,101,154,510.80 and 443,865,362.40 is: 665,798,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,103,007.20 : 1,101,154,510.80 = 443,865,362.40 : x
  2. Step 2: Convert to fraction form
    734,103,007.20/1,101,154,510.80 = 443,865,362.40/x
  3. Step 3: Cross multiply
    734,103,007.20x = 1,101,154,510.80 × 443,865,362.40
  4. Step 4: Simplify right side
    734,103,007.20x = 488,764,345,994,636,672
  5. Step 5: Solve for x
    x = 488,764,345,994,636,672/734,103,007.20
  6. Step 6: Final answer
    x = 665,798,043.60

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1.5x scale

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.