Home / 179,508,547.40-269,262,821.10-70,297,421.90

Finding the Fourth Proportional to 179,508,547.40, 269,262,821.10 and 70,297,421.90

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Solution

The fourth proportional to 179,508,547.40, 269,262,821.10 and 70,297,421.90 is: 105,446,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,508,547.40 : 269,262,821.10 = 70,297,421.90 : x
  2. Step 2: Convert to fraction form
    179,508,547.40/269,262,821.10 = 70,297,421.90/x
  3. Step 3: Cross multiply
    179,508,547.40x = 269,262,821.10 × 70,297,421.90
  4. Step 4: Simplify right side
    179,508,547.40x = 18,928,482,136,850,924
  5. Step 5: Solve for x
    x = 18,928,482,136,850,924/179,508,547.40
  6. Step 6: Final answer
    x = 105,446,132.85

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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.