Home / 2,485,454,425,302.30-3,429,429,655,812.20-1,387,868,155,354.80

Finding the Fourth Proportional to 2,485,454,425,302.30, 3,429,429,655,812.20 and 1,387,868,155,354.80

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Solution

The fourth proportional to 2,485,454,425,302.30, 3,429,429,655,812.20 and 1,387,868,155,354.80 is: 1,914,980,279,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,454,425,302.30 : 3,429,429,655,812.20 = 1,387,868,155,354.80 : x
  2. Step 2: Convert to fraction form
    2,485,454,425,302.30/3,429,429,655,812.20 = 1,387,868,155,354.80/x
  3. Step 3: Cross multiply
    2,485,454,425,302.30x = 3,429,429,655,812.20 × 1,387,868,155,354.80
  4. Step 4: Simplify right side
    2,485,454,425,302.30x = 4,759,596,210,331,125,066,760,192
  5. Step 5: Solve for x
    x = 4,759,596,210,331,125,066,760,192/2,485,454,425,302.30
  6. Step 6: Final answer
    x = 1,914,980,279,613.14

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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.