Home / 10,763,871,817.80-16,145,807,726.70-7,861,495,369.80

Finding the Fourth Proportional to 10,763,871,817.80, 16,145,807,726.70 and 7,861,495,369.80

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Solution

The fourth proportional to 10,763,871,817.80, 16,145,807,726.70 and 7,861,495,369.80 is: 11,792,243,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763,871,817.80 : 16,145,807,726.70 = 7,861,495,369.80 : x
  2. Step 2: Convert to fraction form
    10,763,871,817.80/16,145,807,726.70 = 7,861,495,369.80/x
  3. Step 3: Cross multiply
    10,763,871,817.80x = 16,145,807,726.70 × 7,861,495,369.80
  4. Step 4: Simplify right side
    10,763,871,817.80x = 126,930,192,685,133,119,488
  5. Step 5: Solve for x
    x = 126,930,192,685,133,119,488/10,763,871,817.80
  6. Step 6: Final answer
    x = 11,792,243,054.70

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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.