Home / 797,888,921.60-1,196,833,382.40-779,973,017.60

Finding the Fourth Proportional to 797,888,921.60, 1,196,833,382.40 and 779,973,017.60

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Solution

The fourth proportional to 797,888,921.60, 1,196,833,382.40 and 779,973,017.60 is: 1,169,959,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,888,921.60 : 1,196,833,382.40 = 779,973,017.60 : x
  2. Step 2: Convert to fraction form
    797,888,921.60/1,196,833,382.40 = 779,973,017.60/x
  3. Step 3: Cross multiply
    797,888,921.60x = 1,196,833,382.40 × 779,973,017.60
  4. Step 4: Simplify right side
    797,888,921.60x = 933,497,744,834,942,848
  5. Step 5: Solve for x
    x = 933,497,744,834,942,848/797,888,921.60
  6. Step 6: Final answer
    x = 1,169,959,526.40

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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.