Home / 710,080,339.90-1,065,120,509.85-537,893,455.90

Finding the Fourth Proportional to 710,080,339.90, 1,065,120,509.85 and 537,893,455.90

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Solution

The fourth proportional to 710,080,339.90, 1,065,120,509.85 and 537,893,455.90 is: 806,840,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,080,339.90 : 1,065,120,509.85 = 537,893,455.90 : x
  2. Step 2: Convert to fraction form
    710,080,339.90/1,065,120,509.85 = 537,893,455.90/x
  3. Step 3: Cross multiply
    710,080,339.90x = 1,065,120,509.85 × 537,893,455.90
  4. Step 4: Simplify right side
    710,080,339.90x = 572,921,351,993,186,496
  5. Step 5: Solve for x
    x = 572,921,351,993,186,496/710,080,339.90
  6. Step 6: Final answer
    x = 806,840,183.85

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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.