Home / 283,731,903.72-391,549,850.25-153,351,711.72

Finding the Fourth Proportional to 283,731,903.72, 391,549,850.25 and 153,351,711.72

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Solution

The fourth proportional to 283,731,903.72, 391,549,850.25 and 153,351,711.72 is: 211,625,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,731,903.72 : 391,549,850.25 = 153,351,711.72 : x
  2. Step 2: Convert to fraction form
    283,731,903.72/391,549,850.25 = 153,351,711.72/x
  3. Step 3: Cross multiply
    283,731,903.72x = 391,549,850.25 × 153,351,711.72
  4. Step 4: Simplify right side
    283,731,903.72x = 60,044,839,759,547,168
  5. Step 5: Solve for x
    x = 60,044,839,759,547,168/283,731,903.72
  6. Step 6: Final answer
    x = 211,625,266.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.