Home / 782,281,152,014.28-1,173,421,728,021.40-782,281,152,014.28

Finding the Fourth Proportional to 782,281,152,014.28, 1,173,421,728,021.40 and 782,281,152,014.28

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Solution

The fourth proportional to 782,281,152,014.28, 1,173,421,728,021.40 and 782,281,152,014.28 is: 1,173,421,728,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,281,152,014.28 : 1,173,421,728,021.40 = 782,281,152,014.28 : x
  2. Step 2: Convert to fraction form
    782,281,152,014.28/1,173,421,728,021.40 = 782,281,152,014.28/x
  3. Step 3: Cross multiply
    782,281,152,014.28x = 1,173,421,728,021.40 × 782,281,152,014.28
  4. Step 4: Simplify right side
    782,281,152,014.28x = 917,945,701,195,167,897,223,168
  5. Step 5: Solve for x
    x = 917,945,701,195,167,897,223,168/782,281,152,014.28
  6. Step 6: Final answer
    x = 1,173,421,728,021.40

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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.