Home / 1,819,872,332.45-2,511,399,263.72-1,016,112,210.50

Finding the Fourth Proportional to 1,819,872,332.45, 2,511,399,263.72 and 1,016,112,210.50

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Solution

The fourth proportional to 1,819,872,332.45, 2,511,399,263.72 and 1,016,112,210.50 is: 1,402,221,140.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,872,332.45 : 2,511,399,263.72 = 1,016,112,210.50 : x
  2. Step 2: Convert to fraction form
    1,819,872,332.45/2,511,399,263.72 = 1,016,112,210.50/x
  3. Step 3: Cross multiply
    1,819,872,332.45x = 2,511,399,263.72 × 1,016,112,210.50
  4. Step 4: Simplify right side
    1,819,872,332.45x = 2,551,863,457,315,420,672
  5. Step 5: Solve for x
    x = 2,551,863,457,315,420,672/1,819,872,332.45
  6. Step 6: Final answer
    x = 1,402,221,140.36

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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.