Home / 436,780,904.67-602,772,522.71-258,317,775.11

Finding the Fourth Proportional to 436,780,904.67, 602,772,522.71 and 258,317,775.11

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Solution

The fourth proportional to 436,780,904.67, 602,772,522.71 and 258,317,775.11 is: 356,487,326.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,780,904.67 : 602,772,522.71 = 258,317,775.11 : x
  2. Step 2: Convert to fraction form
    436,780,904.67/602,772,522.71 = 258,317,775.11/x
  3. Step 3: Cross multiply
    436,780,904.67x = 602,772,522.71 × 258,317,775.11
  4. Step 4: Simplify right side
    436,780,904.67x = 155,706,856,967,219,008
  5. Step 5: Solve for x
    x = 155,706,856,967,219,008/436,780,904.67
  6. Step 6: Final answer
    x = 356,487,326.49

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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.