Home / 584,947,402.05-877,421,049.80-257,422,915.07

Finding the Fourth Proportional to 584,947,402.05, 877,421,049.80 and 257,422,915.07

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Solution

The fourth proportional to 584,947,402.05, 877,421,049.80 and 257,422,915.07 is: 386,134,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,947,402.05 : 877,421,049.80 = 257,422,915.07 : x
  2. Step 2: Convert to fraction form
    584,947,402.05/877,421,049.80 = 257,422,915.07/x
  3. Step 3: Cross multiply
    584,947,402.05x = 877,421,049.80 × 257,422,915.07
  4. Step 4: Simplify right side
    584,947,402.05x = 225,868,284,377,621,408
  5. Step 5: Solve for x
    x = 225,868,284,377,621,408/584,947,402.05
  6. Step 6: Final answer
    x = 386,134,349.15

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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.