Home / 1,043,522,390.56-1,440,078,787.60-573,643,516

Finding the Fourth Proportional to 1,043,522,390.56, 1,440,078,787.60 and 573,643,516

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Solution

The fourth proportional to 1,043,522,390.56, 1,440,078,787.60 and 573,643,516 is: 791,637,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,522,390.56 : 1,440,078,787.60 = 573,643,516 : x
  2. Step 2: Convert to fraction form
    1,043,522,390.56/1,440,078,787.60 = 573,643,516/x
  3. Step 3: Cross multiply
    1,043,522,390.56x = 1,440,078,787.60 × 573,643,516
  4. Step 4: Simplify right side
    1,043,522,390.56x = 826,091,859,035,881,088
  5. Step 5: Solve for x
    x = 826,091,859,035,881,088/1,043,522,390.56
  6. Step 6: Final answer
    x = 791,637,885.79

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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.