Home / 713,353,816.20-1,069,022,954.70-527,672,267.40

Finding the Fourth Proportional to 713,353,816.20, 1,069,022,954.70 and 527,672,267.40

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Solution

The fourth proportional to 713,353,816.20, 1,069,022,954.70 and 527,672,267.40 is: 790,762,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,353,816.20 : 1,069,022,954.70 = 527,672,267.40 : x
  2. Step 2: Convert to fraction form
    713,353,816.20/1,069,022,954.70 = 527,672,267.40/x
  3. Step 3: Cross multiply
    713,353,816.20x = 1,069,022,954.70 × 527,672,267.40
  4. Step 4: Simplify right side
    713,353,816.20x = 564,093,766,409,196,480
  5. Step 5: Solve for x
    x = 564,093,766,409,196,480/713,353,816.20
  6. Step 6: Final answer
    x = 790,762,947.64

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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.