Home / 316,955,913.60-442,831,286.40-316,955,913.60

Finding the Fourth Proportional to 316,955,913.60, 442,831,286.40 and 316,955,913.60

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Solution

The fourth proportional to 316,955,913.60, 442,831,286.40 and 316,955,913.60 is: 442,831,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,955,913.60 : 442,831,286.40 = 316,955,913.60 : x
  2. Step 2: Convert to fraction form
    316,955,913.60/442,831,286.40 = 316,955,913.60/x
  3. Step 3: Cross multiply
    316,955,913.60x = 442,831,286.40 × 316,955,913.60
  4. Step 4: Simplify right side
    316,955,913.60x = 140,357,994,951,575,264
  5. Step 5: Solve for x
    x = 140,357,994,951,575,264/316,955,913.60
  6. Step 6: Final answer
    x = 442,831,286.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.