Home / 1,399,685,461.30-2,099,528,191.95-1,036,888,405.30

Finding the Fourth Proportional to 1,399,685,461.30, 2,099,528,191.95 and 1,036,888,405.30

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Solution

The fourth proportional to 1,399,685,461.30, 2,099,528,191.95 and 1,036,888,405.30 is: 1,555,332,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,685,461.30 : 2,099,528,191.95 = 1,036,888,405.30 : x
  2. Step 2: Convert to fraction form
    1,399,685,461.30/2,099,528,191.95 = 1,036,888,405.30/x
  3. Step 3: Cross multiply
    1,399,685,461.30x = 2,099,528,191.95 × 1,036,888,405.30
  4. Step 4: Simplify right side
    1,399,685,461.30x = 2,176,976,438,833,427,712
  5. Step 5: Solve for x
    x = 2,176,976,438,833,427,712/1,399,685,461.30
  6. Step 6: Final answer
    x = 1,555,332,607.95

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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.