Home / 230,148,205.88-345,358,510.65-84,683,919.15

Finding the Fourth Proportional to 230,148,205.88, 345,358,510.65 and 84,683,919.15

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Solution

The fourth proportional to 230,148,205.88, 345,358,510.65 and 84,683,919.15 is: 127,075,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,148,205.88 : 345,358,510.65 = 84,683,919.15 : x
  2. Step 2: Convert to fraction form
    230,148,205.88/345,358,510.65 = 84,683,919.15/x
  3. Step 3: Cross multiply
    230,148,205.88x = 345,358,510.65 × 84,683,919.15
  4. Step 4: Simplify right side
    230,148,205.88x = 29,246,312,193,649,012
  5. Step 5: Solve for x
    x = 29,246,312,193,649,012/230,148,205.88
  6. Step 6: Final answer
    x = 127,075,994.72

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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.