Home / 684,484,847.24-1,026,654,485.58-193,185,969.80

Finding the Fourth Proportional to 684,484,847.24, 1,026,654,485.58 and 193,185,969.80

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Solution

The fourth proportional to 684,484,847.24, 1,026,654,485.58 and 193,185,969.80 is: 289,758,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,484,847.24 : 1,026,654,485.58 = 193,185,969.80 : x
  2. Step 2: Convert to fraction form
    684,484,847.24/1,026,654,485.58 = 193,185,969.80/x
  3. Step 3: Cross multiply
    684,484,847.24x = 1,026,654,485.58 × 193,185,969.80
  4. Step 4: Simplify right side
    684,484,847.24x = 198,335,242,446,292,448
  5. Step 5: Solve for x
    x = 198,335,242,446,292,448/684,484,847.24
  6. Step 6: Final answer
    x = 289,758,412.11

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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.