Home / 747,014,461.20-1,120,689,653.40-229,468,784.40

Finding the Fourth Proportional to 747,014,461.20, 1,120,689,653.40 and 229,468,784.40

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Solution

The fourth proportional to 747,014,461.20, 1,120,689,653.40 and 229,468,784.40 is: 344,254,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,014,461.20 : 1,120,689,653.40 = 229,468,784.40 : x
  2. Step 2: Convert to fraction form
    747,014,461.20/1,120,689,653.40 = 229,468,784.40/x
  3. Step 3: Cross multiply
    747,014,461.20x = 1,120,689,653.40 × 229,468,784.40
  4. Step 4: Simplify right side
    747,014,461.20x = 257,163,292,455,355,360
  5. Step 5: Solve for x
    x = 257,163,292,455,355,360/747,014,461.20
  6. Step 6: Final answer
    x = 344,254,771.24

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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.