Home / 791,457,012,005.30-1,187,185,518,007.90-791,457,012,005.30

Finding the Fourth Proportional to 791,457,012,005.30, 1,187,185,518,007.90 and 791,457,012,005.30

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Solution

The fourth proportional to 791,457,012,005.30, 1,187,185,518,007.90 and 791,457,012,005.30 is: 1,187,185,518,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,457,012,005.30 : 1,187,185,518,007.90 = 791,457,012,005.30 : x
  2. Step 2: Convert to fraction form
    791,457,012,005.30/1,187,185,518,007.90 = 791,457,012,005.30/x
  3. Step 3: Cross multiply
    791,457,012,005.30x = 1,187,185,518,007.90 × 791,457,012,005.30
  4. Step 4: Simplify right side
    791,457,012,005.30x = 939,606,302,778,496,817,037,312
  5. Step 5: Solve for x
    x = 939,606,302,778,496,817,037,312/791,457,012,005.30
  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.