Home / 411,489,173.13-617,341,323.65-238,799,978.97

Finding the Fourth Proportional to 411,489,173.13, 617,341,323.65 and 238,799,978.97

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Solution

The fourth proportional to 411,489,173.13, 617,341,323.65 and 238,799,978.97 is: 358,262,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,489,173.13 : 617,341,323.65 = 238,799,978.97 : x
  2. Step 2: Convert to fraction form
    411,489,173.13/617,341,323.65 = 238,799,978.97/x
  3. Step 3: Cross multiply
    411,489,173.13x = 617,341,323.65 × 238,799,978.97
  4. Step 4: Simplify right side
    411,489,173.13x = 147,421,095,103,737,952
  5. Step 5: Solve for x
    x = 147,421,095,103,737,952/411,489,173.13
  6. Step 6: Final answer
    x = 358,262,391.16

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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.