Home / 488,536,395.30-732,804,592.95-258,953,883.30

Finding the Fourth Proportional to 488,536,395.30, 732,804,592.95 and 258,953,883.30

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Solution

The fourth proportional to 488,536,395.30, 732,804,592.95 and 258,953,883.30 is: 388,430,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,536,395.30 : 732,804,592.95 = 258,953,883.30 : x
  2. Step 2: Convert to fraction form
    488,536,395.30/732,804,592.95 = 258,953,883.30/x
  3. Step 3: Cross multiply
    488,536,395.30x = 732,804,592.95 × 258,953,883.30
  4. Step 4: Simplify right side
    488,536,395.30x = 189,762,595,044,478,336
  5. Step 5: Solve for x
    x = 189,762,595,044,478,336/488,536,395.30
  6. Step 6: Final answer
    x = 388,430,824.95

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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.