Home / 472,355,597.94-708,485,559-127,344,100.74

Finding the Fourth Proportional to 472,355,597.94, 708,485,559 and 127,344,100.74

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Solution

The fourth proportional to 472,355,597.94, 708,485,559 and 127,344,100.74 is: 191,003,254.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,355,597.94 : 708,485,559 = 127,344,100.74 : x
  2. Step 2: Convert to fraction form
    472,355,597.94/708,485,559 = 127,344,100.74/x
  3. Step 3: Cross multiply
    472,355,597.94x = 708,485,559 × 127,344,100.74
  4. Step 4: Simplify right side
    472,355,597.94x = 90,221,456,398,131,216
  5. Step 5: Solve for x
    x = 90,221,456,398,131,216/472,355,597.94
  6. Step 6: Final answer
    x = 191,003,254.31

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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.