Home / 190,060,309,561.02-262,305,712,435.95-112,898,454,174.74

Finding the Fourth Proportional to 190,060,309,561.02, 262,305,712,435.95 and 112,898,454,174.74

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Solution

The fourth proportional to 190,060,309,561.02, 262,305,712,435.95 and 112,898,454,174.74 is: 155,813,223,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,060,309,561.02 : 262,305,712,435.95 = 112,898,454,174.74 : x
  2. Step 2: Convert to fraction form
    190,060,309,561.02/262,305,712,435.95 = 112,898,454,174.74/x
  3. Step 3: Cross multiply
    190,060,309,561.02x = 262,305,712,435.95 × 112,898,454,174.74
  4. Step 4: Simplify right side
    190,060,309,561.02x = 29,613,909,455,222,633,136,128
  5. Step 5: Solve for x
    x = 29,613,909,455,222,633,136,128/190,060,309,561.02
  6. Step 6: Final answer
    x = 155,813,223,305.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.