Home / 199,761,950.04-299,636,171.28-70,366,178.58

Finding the Fourth Proportional to 199,761,950.04, 299,636,171.28 and 70,366,178.58

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Solution

The fourth proportional to 199,761,950.04, 299,636,171.28 and 70,366,178.58 is: 105,546,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,761,950.04 : 299,636,171.28 = 70,366,178.58 : x
  2. Step 2: Convert to fraction form
    199,761,950.04/299,636,171.28 = 70,366,178.58/x
  3. Step 3: Cross multiply
    199,761,950.04x = 299,636,171.28 × 70,366,178.58
  4. Step 4: Simplify right side
    199,761,950.04x = 21,084,252,337,315,944
  5. Step 5: Solve for x
    x = 21,084,252,337,315,944/199,761,950.04
  6. Step 6: Final answer
    x = 105,546,888.85

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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.