Home / 1,680,209,737.40-2,520,314,606.10-453,376,220.60

Finding the Fourth Proportional to 1,680,209,737.40, 2,520,314,606.10 and 453,376,220.60

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Solution

The fourth proportional to 1,680,209,737.40, 2,520,314,606.10 and 453,376,220.60 is: 680,064,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,209,737.40 : 2,520,314,606.10 = 453,376,220.60 : x
  2. Step 2: Convert to fraction form
    1,680,209,737.40/2,520,314,606.10 = 453,376,220.60/x
  3. Step 3: Cross multiply
    1,680,209,737.40x = 2,520,314,606.10 × 453,376,220.60
  4. Step 4: Simplify right side
    1,680,209,737.40x = 1,142,650,710,836,595,712
  5. Step 5: Solve for x
    x = 1,142,650,710,836,595,712/1,680,209,737.40
  6. Step 6: Final answer
    x = 680,064,330.90

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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.