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Finding the Fourth Proportional to 606,528,003.60, 909,792,005.40 and 597,458,077.20

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Solution

The fourth proportional to 606,528,003.60, 909,792,005.40 and 597,458,077.20 is: 896,187,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,528,003.60 : 909,792,005.40 = 597,458,077.20 : x
  2. Step 2: Convert to fraction form
    606,528,003.60/909,792,005.40 = 597,458,077.20/x
  3. Step 3: Cross multiply
    606,528,003.60x = 909,792,005.40 × 597,458,077.20
  4. Step 4: Simplify right side
    606,528,003.60x = 543,562,582,198,216,064
  5. Step 5: Solve for x
    x = 543,562,582,198,216,064/606,528,003.60
  6. Step 6: Final answer
    x = 896,187,115.80

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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.