Home / 92,790,129.62-128,050,463.52-50,976,903.02

Finding the Fourth Proportional to 92,790,129.62, 128,050,463.52 and 50,976,903.02

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Solution

The fourth proportional to 92,790,129.62, 128,050,463.52 and 50,976,903.02 is: 70,348,172.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,790,129.62 : 128,050,463.52 = 50,976,903.02 : x
  2. Step 2: Convert to fraction form
    92,790,129.62/128,050,463.52 = 50,976,903.02/x
  3. Step 3: Cross multiply
    92,790,129.62x = 128,050,463.52 × 50,976,903.02
  4. Step 4: Simplify right side
    92,790,129.62x = 6,527,616,060,525,088
  5. Step 5: Solve for x
    x = 6,527,616,060,525,088/92,790,129.62
  6. Step 6: Final answer
    x = 70,348,172.67

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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.