Home / 693,281,166.93-1,039,911,252.79-168,655,208.85

Finding the Fourth Proportional to 693,281,166.93, 1,039,911,252.79 and 168,655,208.85

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Solution

The fourth proportional to 693,281,166.93, 1,039,911,252.79 and 168,655,208.85 is: 252,980,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,281,166.93 : 1,039,911,252.79 = 168,655,208.85 : x
  2. Step 2: Convert to fraction form
    693,281,166.93/1,039,911,252.79 = 168,655,208.85/x
  3. Step 3: Cross multiply
    693,281,166.93x = 1,039,911,252.79 × 168,655,208.85
  4. Step 4: Simplify right side
    693,281,166.93x = 175,386,449,524,762,592
  5. Step 5: Solve for x
    x = 175,386,449,524,762,592/693,281,166.93
  6. Step 6: Final answer
    x = 252,980,259.51

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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.