Home / 140,228,596.76-193,525,477.38-77,503,345.32

Finding the Fourth Proportional to 140,228,596.76, 193,525,477.38 and 77,503,345.32

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Solution

The fourth proportional to 140,228,596.76, 193,525,477.38 and 77,503,345.32 is: 106,960,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,228,596.76 : 193,525,477.38 = 77,503,345.32 : x
  2. Step 2: Convert to fraction form
    140,228,596.76/193,525,477.38 = 77,503,345.32/x
  3. Step 3: Cross multiply
    140,228,596.76x = 193,525,477.38 × 77,503,345.32
  4. Step 4: Simplify right side
    140,228,596.76x = 14,998,871,901,599,988
  5. Step 5: Solve for x
    x = 14,998,871,901,599,988/140,228,596.76
  6. Step 6: Final answer
    x = 106,960,151.13

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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.