Home / 1,535,876,894.40-2,119,508,744.80-866,962,737.60

Finding the Fourth Proportional to 1,535,876,894.40, 2,119,508,744.80 and 866,962,737.60

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Solution

The fourth proportional to 1,535,876,894.40, 2,119,508,744.80 and 866,962,737.60 is: 1,196,407,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,876,894.40 : 2,119,508,744.80 = 866,962,737.60 : x
  2. Step 2: Convert to fraction form
    1,535,876,894.40/2,119,508,744.80 = 866,962,737.60/x
  3. Step 3: Cross multiply
    1,535,876,894.40x = 2,119,508,744.80 × 866,962,737.60
  4. Step 4: Simplify right side
    1,535,876,894.40x = 1,837,535,103,758,947,840
  5. Step 5: Solve for x
    x = 1,837,535,103,758,947,840/1,535,876,894.40
  6. Step 6: Final answer
    x = 1,196,407,804.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.