Home / 1,916,718,249,043.80-2,875,254,117,510.20-625,936,268,205.72

Finding the Fourth Proportional to 1,916,718,249,043.80, 2,875,254,117,510.20 and 625,936,268,205.72

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Solution

The fourth proportional to 1,916,718,249,043.80, 2,875,254,117,510.20 and 625,936,268,205.72 is: 938,962,120,987.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,718,249,043.80 : 2,875,254,117,510.20 = 625,936,268,205.72 : x
  2. Step 2: Convert to fraction form
    1,916,718,249,043.80/2,875,254,117,510.20 = 625,936,268,205.72/x
  3. Step 3: Cross multiply
    1,916,718,249,043.80x = 2,875,254,117,510.20 × 625,936,268,205.72
  4. Step 4: Simplify right side
    1,916,718,249,043.80x = 1,799,725,832,457,465,393,840,128
  5. Step 5: Solve for x
    x = 1,799,725,832,457,465,393,840,128/1,916,718,249,043.80
  6. Step 6: Final answer
    x = 938,962,120,987.42

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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.