Home / 137,214,543.52-205,778,117.04-45,076,894.48

Finding the Fourth Proportional to 137,214,543.52, 205,778,117.04 and 45,076,894.48

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Solution

The fourth proportional to 137,214,543.52, 205,778,117.04 and 45,076,894.48 is: 67,600,986.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,214,543.52 : 205,778,117.04 = 45,076,894.48 : x
  2. Step 2: Convert to fraction form
    137,214,543.52/205,778,117.04 = 45,076,894.48/x
  3. Step 3: Cross multiply
    137,214,543.52x = 205,778,117.04 × 45,076,894.48
  4. Step 4: Simplify right side
    137,214,543.52x = 9,275,838,468,105,168
  5. Step 5: Solve for x
    x = 9,275,838,468,105,168/137,214,543.52
  6. Step 6: Final answer
    x = 67,600,986.24

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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.