Home / 2,980,340,748.60-4,112,684,917.76-1,642,155,952.19

Finding the Fourth Proportional to 2,980,340,748.60, 4,112,684,917.76 and 1,642,155,952.19

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Solution

The fourth proportional to 2,980,340,748.60, 4,112,684,917.76 and 1,642,155,952.19 is: 2,266,073,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,340,748.60 : 4,112,684,917.76 = 1,642,155,952.19 : x
  2. Step 2: Convert to fraction form
    2,980,340,748.60/4,112,684,917.76 = 1,642,155,952.19/x
  3. Step 3: Cross multiply
    2,980,340,748.60x = 4,112,684,917.76 × 1,642,155,952.19
  4. Step 4: Simplify right side
    2,980,340,748.60x = 6,753,670,017,152,849,920
  5. Step 5: Solve for x
    x = 6,753,670,017,152,849,920/2,980,340,748.60
  6. Step 6: Final answer
    x = 2,266,073,106.01

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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.