Home / 1,966,482,513.60-2,947,806,587.28-785,711,007.60

Finding the Fourth Proportional to 1,966,482,513.60, 2,947,806,587.28 and 785,711,007.60

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Solution

The fourth proportional to 1,966,482,513.60, 2,947,806,587.28 and 785,711,007.60 is: 1,177,800,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,482,513.60 : 2,947,806,587.28 = 785,711,007.60 : x
  2. Step 2: Convert to fraction form
    1,966,482,513.60/2,947,806,587.28 = 785,711,007.60/x
  3. Step 3: Cross multiply
    1,966,482,513.60x = 2,947,806,587.28 × 785,711,007.60
  4. Step 4: Simplify right side
    1,966,482,513.60x = 2,316,124,083,901,686,272
  5. Step 5: Solve for x
    x = 2,316,124,083,901,686,272/1,966,482,513.60
  6. Step 6: Final answer
    x = 1,177,800,498.04

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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.