Home / 791,457,012,005.20-1,187,185,518,007.90-791,457,012,005.20

Finding the Fourth Proportional to 791,457,012,005.20, 1,187,185,518,007.90 and 791,457,012,005.20

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Solution

The fourth proportional to 791,457,012,005.20, 1,187,185,518,007.90 and 791,457,012,005.20 is: 1,187,185,518,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,457,012,005.20 : 1,187,185,518,007.90 = 791,457,012,005.20 : x
  2. Step 2: Convert to fraction form
    791,457,012,005.20/1,187,185,518,007.90 = 791,457,012,005.20/x
  3. Step 3: Cross multiply
    791,457,012,005.20x = 1,187,185,518,007.90 × 791,457,012,005.20
  4. Step 4: Simplify right side
    791,457,012,005.20x = 939,606,302,778,377,900,130,304
  5. Step 5: Solve for x
    x = 939,606,302,778,377,900,130,304/791,457,012,005.20
  6. Step 6: Final answer
    x = 1,187,185,518,007.90

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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.