Home / 1,778,292,320.80-2,454,046,286.94-974,392,073.32

Finding the Fourth Proportional to 1,778,292,320.80, 2,454,046,286.94 and 974,392,073.32

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Solution

The fourth proportional to 1,778,292,320.80, 2,454,046,286.94 and 974,392,073.32 is: 1,344,662,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,292,320.80 : 2,454,046,286.94 = 974,392,073.32 : x
  2. Step 2: Convert to fraction form
    1,778,292,320.80/2,454,046,286.94 = 974,392,073.32/x
  3. Step 3: Cross multiply
    1,778,292,320.80x = 2,454,046,286.94 × 974,392,073.32
  4. Step 4: Simplify right side
    1,778,292,320.80x = 2,391,203,249,554,714,624
  5. Step 5: Solve for x
    x = 2,391,203,249,554,714,624/1,778,292,320.80
  6. Step 6: Final answer
    x = 1,344,662,641.56

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1.5x scale

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.