Home / 2,239,262,470.72-3,091,712,265.12-1,448,223,054.40

Finding the Fourth Proportional to 2,239,262,470.72, 3,091,712,265.12 and 1,448,223,054.40

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Solution

The fourth proportional to 2,239,262,470.72, 3,091,712,265.12 and 1,448,223,054.40 is: 1,999,537,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,262,470.72 : 3,091,712,265.12 = 1,448,223,054.40 : x
  2. Step 2: Convert to fraction form
    2,239,262,470.72/3,091,712,265.12 = 1,448,223,054.40/x
  3. Step 3: Cross multiply
    2,239,262,470.72x = 3,091,712,265.12 × 1,448,223,054.40
  4. Step 4: Simplify right side
    2,239,262,470.72x = 4,477,488,979,918,029,312
  5. Step 5: Solve for x
    x = 4,477,488,979,918,029,312/2,239,262,470.72
  6. Step 6: Final answer
    x = 1,999,537,364.85

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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.