Home / 2,485,454,425,306.90-3,429,429,655,818.40-1,387,868,155,359.30

Finding the Fourth Proportional to 2,485,454,425,306.90, 3,429,429,655,818.40 and 1,387,868,155,359.30

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Solution

The fourth proportional to 2,485,454,425,306.90, 3,429,429,655,818.40 and 1,387,868,155,359.30 is: 1,914,980,279,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,454,425,306.90 : 3,429,429,655,818.40 = 1,387,868,155,359.30 : x
  2. Step 2: Convert to fraction form
    2,485,454,425,306.90/3,429,429,655,818.40 = 1,387,868,155,359.30/x
  3. Step 3: Cross multiply
    2,485,454,425,306.90x = 3,429,429,655,818.40 × 1,387,868,155,359.30
  4. Step 4: Simplify right side
    2,485,454,425,306.90x = 4,759,596,210,355,161,851,232,256
  5. Step 5: Solve for x
    x = 4,759,596,210,355,161,851,232,256/2,485,454,425,306.90
  6. Step 6: Final answer
    x = 1,914,980,279,619.27

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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.