Home / 1,432,503,134.59-2,148,987,924.29-423,037,865.67

Finding the Fourth Proportional to 1,432,503,134.59, 2,148,987,924.29 and 423,037,865.67

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Solution

The fourth proportional to 1,432,503,134.59, 2,148,987,924.29 and 423,037,865.67 is: 634,625,672.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,503,134.59 : 2,148,987,924.29 = 423,037,865.67 : x
  2. Step 2: Convert to fraction form
    1,432,503,134.59/2,148,987,924.29 = 423,037,865.67/x
  3. Step 3: Cross multiply
    1,432,503,134.59x = 2,148,987,924.29 × 423,037,865.67
  4. Step 4: Simplify right side
    1,432,503,134.59x = 909,103,264,833,890,304
  5. Step 5: Solve for x
    x = 909,103,264,833,890,304/1,432,503,134.59
  6. Step 6: Final answer
    x = 634,625,672.28

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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.