Home / 1,456,323,780.71-2,010,273,347.23-954,564,899.51

Finding the Fourth Proportional to 1,456,323,780.71, 2,010,273,347.23 and 954,564,899.51

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Solution

The fourth proportional to 1,456,323,780.71, 2,010,273,347.23 and 954,564,899.51 is: 1,317,657,790.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,323,780.71 : 2,010,273,347.23 = 954,564,899.51 : x
  2. Step 2: Convert to fraction form
    1,456,323,780.71/2,010,273,347.23 = 954,564,899.51/x
  3. Step 3: Cross multiply
    1,456,323,780.71x = 2,010,273,347.23 × 954,564,899.51
  4. Step 4: Simplify right side
    1,456,323,780.71x = 1,918,936,375,688,875,520
  5. Step 5: Solve for x
    x = 1,918,936,375,688,875,520/1,456,323,780.71
  6. Step 6: Final answer
    x = 1,317,657,790.87

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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.