Home / 1,641,730,952.72-2,265,590,898.72-889,045,425.44

Finding the Fourth Proportional to 1,641,730,952.72, 2,265,590,898.72 and 889,045,425.44

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Solution

The fourth proportional to 1,641,730,952.72, 2,265,590,898.72 and 889,045,425.44 is: 1,226,883,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,730,952.72 : 2,265,590,898.72 = 889,045,425.44 : x
  2. Step 2: Convert to fraction form
    1,641,730,952.72/2,265,590,898.72 = 889,045,425.44/x
  3. Step 3: Cross multiply
    1,641,730,952.72x = 2,265,590,898.72 × 889,045,425.44
  4. Step 4: Simplify right side
    1,641,730,952.72x = 2,014,213,224,425,514,240
  5. Step 5: Solve for x
    x = 2,014,213,224,425,514,240/1,641,730,952.72
  6. Step 6: Final answer
    x = 1,226,883,869.79

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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.