Home / 375,030,007.80-562,545,011.70-193,631,479.80

Finding the Fourth Proportional to 375,030,007.80, 562,545,011.70 and 193,631,479.80

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Solution

The fourth proportional to 375,030,007.80, 562,545,011.70 and 193,631,479.80 is: 290,447,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,030,007.80 : 562,545,011.70 = 193,631,479.80 : x
  2. Step 2: Convert to fraction form
    375,030,007.80/562,545,011.70 = 193,631,479.80/x
  3. Step 3: Cross multiply
    375,030,007.80x = 562,545,011.70 × 193,631,479.80
  4. Step 4: Simplify right side
    375,030,007.80x = 108,926,423,069,579,328
  5. Step 5: Solve for x
    x = 108,926,423,069,579,328/375,030,007.80
  6. Step 6: Final answer
    x = 290,447,219.70

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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.