Home / 507,680,850.47-700,341,731.67-331,571,931.89

Finding the Fourth Proportional to 507,680,850.47, 700,341,731.67 and 331,571,931.89

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Solution

The fourth proportional to 507,680,850.47, 700,341,731.67 and 331,571,931.89 is: 457,400,866.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,680,850.47 : 700,341,731.67 = 331,571,931.89 : x
  2. Step 2: Convert to fraction form
    507,680,850.47/700,341,731.67 = 331,571,931.89/x
  3. Step 3: Cross multiply
    507,680,850.47x = 700,341,731.67 × 331,571,931.89
  4. Step 4: Simplify right side
    507,680,850.47x = 232,213,660,952,824,064
  5. Step 5: Solve for x
    x = 232,213,660,952,824,064/507,680,850.47
  6. Step 6: Final answer
    x = 457,400,866.58

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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.