Home / 1,283,312,746.27-1,921,653,882.74-885,698,227.52

Finding the Fourth Proportional to 1,283,312,746.27, 1,921,653,882.74 and 885,698,227.52

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Solution

The fourth proportional to 1,283,312,746.27, 1,921,653,882.74 and 885,698,227.52 is: 1,326,259,279.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,312,746.27 : 1,921,653,882.74 = 885,698,227.52 : x
  2. Step 2: Convert to fraction form
    1,283,312,746.27/1,921,653,882.74 = 885,698,227.52/x
  3. Step 3: Cross multiply
    1,283,312,746.27x = 1,921,653,882.74 × 885,698,227.52
  4. Step 4: Simplify right side
    1,283,312,746.27x = 1,702,005,437,849,555,968
  5. Step 5: Solve for x
    x = 1,702,005,437,849,555,968/1,283,312,746.27
  6. Step 6: Final answer
    x = 1,326,259,279.19

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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.