Home / 1,426,734,110.40-2,140,101,165.60-1,245,335,582.40

Finding the Fourth Proportional to 1,426,734,110.40, 2,140,101,165.60 and 1,245,335,582.40

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Solution

The fourth proportional to 1,426,734,110.40, 2,140,101,165.60 and 1,245,335,582.40 is: 1,868,003,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,734,110.40 : 2,140,101,165.60 = 1,245,335,582.40 : x
  2. Step 2: Convert to fraction form
    1,426,734,110.40/2,140,101,165.60 = 1,245,335,582.40/x
  3. Step 3: Cross multiply
    1,426,734,110.40x = 2,140,101,165.60 × 1,245,335,582.40
  4. Step 4: Simplify right side
    1,426,734,110.40x = 2,665,144,131,457,394,688
  5. Step 5: Solve for x
    x = 2,665,144,131,457,394,688/1,426,734,110.40
  6. Step 6: Final answer
    x = 1,868,003,373.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.