Home / 537,809,689.20-806,714,533.80-514,220,415.60

Finding the Fourth Proportional to 537,809,689.20, 806,714,533.80 and 514,220,415.60

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Solution

The fourth proportional to 537,809,689.20, 806,714,533.80 and 514,220,415.60 is: 771,330,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,809,689.20 : 806,714,533.80 = 514,220,415.60 : x
  2. Step 2: Convert to fraction form
    537,809,689.20/806,714,533.80 = 514,220,415.60/x
  3. Step 3: Cross multiply
    537,809,689.20x = 806,714,533.80 × 514,220,415.60
  4. Step 4: Simplify right side
    537,809,689.20x = 414,829,082,841,196,224
  5. Step 5: Solve for x
    x = 414,829,082,841,196,224/537,809,689.20
  6. Step 6: Final answer
    x = 771,330,623.40

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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.