Home / 1,919,468,635.04-2,648,866,070.86-1,039,402,339.04

Finding the Fourth Proportional to 1,919,468,635.04, 2,648,866,070.86 and 1,039,402,339.04

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Solution

The fourth proportional to 1,919,468,635.04, 2,648,866,070.86 and 1,039,402,339.04 is: 1,434,374,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,468,635.04 : 2,648,866,070.86 = 1,039,402,339.04 : x
  2. Step 2: Convert to fraction form
    1,919,468,635.04/2,648,866,070.86 = 1,039,402,339.04/x
  3. Step 3: Cross multiply
    1,919,468,635.04x = 2,648,866,070.86 × 1,039,402,339.04
  4. Step 4: Simplify right side
    1,919,468,635.04x = 2,753,237,589,859,497,984
  5. Step 5: Solve for x
    x = 2,753,237,589,859,497,984/1,919,468,635.04
  6. Step 6: Final answer
    x = 1,434,374,878.34

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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.