Home / 1,771,496,474.40-2,657,244,711.60-788,921,114.40

Finding the Fourth Proportional to 1,771,496,474.40, 2,657,244,711.60 and 788,921,114.40

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Solution

The fourth proportional to 1,771,496,474.40, 2,657,244,711.60 and 788,921,114.40 is: 1,183,381,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,496,474.40 : 2,657,244,711.60 = 788,921,114.40 : x
  2. Step 2: Convert to fraction form
    1,771,496,474.40/2,657,244,711.60 = 788,921,114.40/x
  3. Step 3: Cross multiply
    1,771,496,474.40x = 2,657,244,711.60 × 788,921,114.40
  4. Step 4: Simplify right side
    1,771,496,474.40x = 2,096,356,459,108,978,432
  5. Step 5: Solve for x
    x = 2,096,356,459,108,978,432/1,771,496,474.40
  6. Step 6: Final answer
    x = 1,183,381,671.60

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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.