Home / 689,549,384.43-951,598,246.37-376,303,775.04

Finding the Fourth Proportional to 689,549,384.43, 951,598,246.37 and 376,303,775.04

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Solution

The fourth proportional to 689,549,384.43, 951,598,246.37 and 376,303,775.04 is: 519,310,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,549,384.43 : 951,598,246.37 = 376,303,775.04 : x
  2. Step 2: Convert to fraction form
    689,549,384.43/951,598,246.37 = 376,303,775.04/x
  3. Step 3: Cross multiply
    689,549,384.43x = 951,598,246.37 × 376,303,775.04
  4. Step 4: Simplify right side
    689,549,384.43x = 358,090,012,428,593,472
  5. Step 5: Solve for x
    x = 358,090,012,428,593,472/689,549,384.43
  6. Step 6: Final answer
    x = 519,310,176.35

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