Home / 791,457,012,004.20-1,187,185,518,006.40-791,457,012,004.20

Finding the Fourth Proportional to 791,457,012,004.20, 1,187,185,518,006.40 and 791,457,012,004.20

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Solution

The fourth proportional to 791,457,012,004.20, 1,187,185,518,006.40 and 791,457,012,004.20 is: 1,187,185,518,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,457,012,004.20 : 1,187,185,518,006.40 = 791,457,012,004.20 : x
  2. Step 2: Convert to fraction form
    791,457,012,004.20/1,187,185,518,006.40 = 791,457,012,004.20/x
  3. Step 3: Cross multiply
    791,457,012,004.20x = 1,187,185,518,006.40 × 791,457,012,004.20
  4. Step 4: Simplify right side
    791,457,012,004.20x = 939,606,302,776,003,588,521,984
  5. Step 5: Solve for x
    x = 939,606,302,776,003,588,521,984/791,457,012,004.20
  6. Step 6: Final answer
    x = 1,187,185,518,006.40

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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.