Home / 1,113,574,877.60-1,671,318,910.20-492,745,501.40

Finding the Fourth Proportional to 1,113,574,877.60, 1,671,318,910.20 and 492,745,501.40

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Solution

The fourth proportional to 1,113,574,877.60, 1,671,318,910.20 and 492,745,501.40 is: 739,541,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,574,877.60 : 1,671,318,910.20 = 492,745,501.40 : x
  2. Step 2: Convert to fraction form
    1,113,574,877.60/1,671,318,910.20 = 492,745,501.40/x
  3. Step 3: Cross multiply
    1,113,574,877.60x = 1,671,318,910.20 × 492,745,501.40
  4. Step 4: Simplify right side
    1,113,574,877.60x = 823,534,874,405,800,576
  5. Step 5: Solve for x
    x = 823,534,874,405,800,576/1,113,574,877.60
  6. Step 6: Final answer
    x = 739,541,535.08

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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.