Home / 797,161,808.40-1,195,742,712.60-724,460,679.60

Finding the Fourth Proportional to 797,161,808.40, 1,195,742,712.60 and 724,460,679.60

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Solution

The fourth proportional to 797,161,808.40, 1,195,742,712.60 and 724,460,679.60 is: 1,086,691,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,161,808.40 : 1,195,742,712.60 = 724,460,679.60 : x
  2. Step 2: Convert to fraction form
    797,161,808.40/1,195,742,712.60 = 724,460,679.60/x
  3. Step 3: Cross multiply
    797,161,808.40x = 1,195,742,712.60 × 724,460,679.60
  4. Step 4: Simplify right side
    797,161,808.40x = 866,268,578,196,943,488
  5. Step 5: Solve for x
    x = 866,268,578,196,943,488/797,161,808.40
  6. Step 6: Final answer
    x = 1,086,691,019.40

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1.5x scale

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.