Home / 1,566,090,139.40-2,161,261,216.08-897,164,466.96

Finding the Fourth Proportional to 1,566,090,139.40, 2,161,261,216.08 and 897,164,466.96

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Solution

The fourth proportional to 1,566,090,139.40, 2,161,261,216.08 and 897,164,466.96 is: 1,238,119,516.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,090,139.40 : 2,161,261,216.08 = 897,164,466.96 : x
  2. Step 2: Convert to fraction form
    1,566,090,139.40/2,161,261,216.08 = 897,164,466.96/x
  3. Step 3: Cross multiply
    1,566,090,139.40x = 2,161,261,216.08 × 897,164,466.96
  4. Step 4: Simplify right side
    1,566,090,139.40x = 1,939,006,766,885,734,656
  5. Step 5: Solve for x
    x = 1,939,006,766,885,734,656/1,566,090,139.40
  6. Step 6: Final answer
    x = 1,238,119,516.94

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1.5x scale

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.