Home / 521,926,957.02-783,195,718.86-194,628,585.18

Finding the Fourth Proportional to 521,926,957.02, 783,195,718.86 and 194,628,585.18

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Solution

The fourth proportional to 521,926,957.02, 783,195,718.86 and 194,628,585.18 is: 292,056,719.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,926,957.02 : 783,195,718.86 = 194,628,585.18 : x
  2. Step 2: Convert to fraction form
    521,926,957.02/783,195,718.86 = 194,628,585.18/x
  3. Step 3: Cross multiply
    521,926,957.02x = 783,195,718.86 × 194,628,585.18
  4. Step 4: Simplify right side
    521,926,957.02x = 152,432,274,680,754,848
  5. Step 5: Solve for x
    x = 152,432,274,680,754,848/521,926,957.02
  6. Step 6: Final answer
    x = 292,056,719.11

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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.