Home / 829,671,353.52-1,144,992,384.36-458,385,413.36

Finding the Fourth Proportional to 829,671,353.52, 1,144,992,384.36 and 458,385,413.36

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Solution

The fourth proportional to 829,671,353.52, 1,144,992,384.36 and 458,385,413.36 is: 632,597,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,671,353.52 : 1,144,992,384.36 = 458,385,413.36 : x
  2. Step 2: Convert to fraction form
    829,671,353.52/1,144,992,384.36 = 458,385,413.36/x
  3. Step 3: Cross multiply
    829,671,353.52x = 1,144,992,384.36 × 458,385,413.36
  4. Step 4: Simplify right side
    829,671,353.52x = 524,847,807,398,910,592
  5. Step 5: Solve for x
    x = 524,847,807,398,910,592/829,671,353.52
  6. Step 6: Final answer
    x = 632,597,238.86

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1.5x scale

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.