Home / 749,979,272.34-1,124,960,510.43-265,191,706.26

Finding the Fourth Proportional to 749,979,272.34, 1,124,960,510.43 and 265,191,706.26

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Solution

The fourth proportional to 749,979,272.34, 1,124,960,510.43 and 265,191,706.26 is: 397,784,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,979,272.34 : 1,124,960,510.43 = 265,191,706.26 : x
  2. Step 2: Convert to fraction form
    749,979,272.34/1,124,960,510.43 = 265,191,706.26/x
  3. Step 3: Cross multiply
    749,979,272.34x = 1,124,960,510.43 × 265,191,706.26
  4. Step 4: Simplify right side
    749,979,272.34x = 298,330,197,236,052,224
  5. Step 5: Solve for x
    x = 298,330,197,236,052,224/749,979,272.34
  6. Step 6: Final answer
    x = 397,784,589.84

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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.