Home / 688,749,723,007.40-1,033,124,584,511.20-688,749,723,007.40

Finding the Fourth Proportional to 688,749,723,007.40, 1,033,124,584,511.20 and 688,749,723,007.40

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Solution

The fourth proportional to 688,749,723,007.40, 1,033,124,584,511.20 and 688,749,723,007.40 is: 1,033,124,584,511.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,749,723,007.40 : 1,033,124,584,511.20 = 688,749,723,007.40 : x
  2. Step 2: Convert to fraction form
    688,749,723,007.40/1,033,124,584,511.20 = 688,749,723,007.40/x
  3. Step 3: Cross multiply
    688,749,723,007.40x = 1,033,124,584,511.20 × 688,749,723,007.40
  4. Step 4: Simplify right side
    688,749,723,007.40x = 711,564,271,414,224,147,709,952
  5. Step 5: Solve for x
    x = 711,564,271,414,224,147,709,952/688,749,723,007.40
  6. Step 6: Final answer
    x = 1,033,124,584,511.20

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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.