Home / 1,160,697,871.30-1,738,779,325.35-699,265,365.70

Finding the Fourth Proportional to 1,160,697,871.30, 1,738,779,325.35 and 699,265,365.70

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Solution

The fourth proportional to 1,160,697,871.30, 1,738,779,325.35 and 699,265,365.70 is: 1,047,531,998.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,697,871.30 : 1,738,779,325.35 = 699,265,365.70 : x
  2. Step 2: Convert to fraction form
    1,160,697,871.30/1,738,779,325.35 = 699,265,365.70/x
  3. Step 3: Cross multiply
    1,160,697,871.30x = 1,738,779,325.35 × 699,265,365.70
  4. Step 4: Simplify right side
    1,160,697,871.30x = 1,215,868,160,812,466,944
  5. Step 5: Solve for x
    x = 1,215,868,160,812,466,944/1,160,697,871.30
  6. Step 6: Final answer
    x = 1,047,531,998.53

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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.