Home / 345,046,016,309.92-517,624,639,918.65-106,280,554,329.49

Finding the Fourth Proportional to 345,046,016,309.92, 517,624,639,918.65 and 106,280,554,329.49

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Solution

The fourth proportional to 345,046,016,309.92, 517,624,639,918.65 and 106,280,554,329.49 is: 159,437,962,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,046,016,309.92 : 517,624,639,918.65 = 106,280,554,329.49 : x
  2. Step 2: Convert to fraction form
    345,046,016,309.92/517,624,639,918.65 = 106,280,554,329.49/x
  3. Step 3: Cross multiply
    345,046,016,309.92x = 517,624,639,918.65 × 106,280,554,329.49
  4. Step 4: Simplify right side
    345,046,016,309.92x = 55,013,433,665,156,783,538,176
  5. Step 5: Solve for x
    x = 55,013,433,665,156,783,538,176/345,046,016,309.92
  6. Step 6: Final answer
    x = 159,437,962,082.55

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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.