Home / 1,036,447,515.42-1,554,671,273.21-346,354,769.39

Finding the Fourth Proportional to 1,036,447,515.42, 1,554,671,273.21 and 346,354,769.39

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Solution

The fourth proportional to 1,036,447,515.42, 1,554,671,273.21 and 346,354,769.39 is: 519,532,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,447,515.42 : 1,554,671,273.21 = 346,354,769.39 : x
  2. Step 2: Convert to fraction form
    1,036,447,515.42/1,554,671,273.21 = 346,354,769.39/x
  3. Step 3: Cross multiply
    1,036,447,515.42x = 1,554,671,273.21 × 346,354,769.39
  4. Step 4: Simplify right side
    1,036,447,515.42x = 538,467,810,310,455,552
  5. Step 5: Solve for x
    x = 538,467,810,310,455,552/1,036,447,515.42
  6. Step 6: Final answer
    x = 519,532,154.11

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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.