Home / 25,803,357,890.85-35,610,423,564.33-15,642,514,019.82

Finding the Fourth Proportional to 25,803,357,890.85, 35,610,423,564.33 and 15,642,514,019.82

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Solution

The fourth proportional to 25,803,357,890.85, 35,610,423,564.33 and 15,642,514,019.82 is: 21,587,754,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,803,357,890.85 : 35,610,423,564.33 = 15,642,514,019.82 : x
  2. Step 2: Convert to fraction form
    25,803,357,890.85/35,610,423,564.33 = 15,642,514,019.82/x
  3. Step 3: Cross multiply
    25,803,357,890.85x = 35,610,423,564.33 × 15,642,514,019.82
  4. Step 4: Simplify right side
    25,803,357,890.85x = 557,036,549,856,760,561,664
  5. Step 5: Solve for x
    x = 557,036,549,856,760,561,664/25,803,357,890.85
  6. Step 6: Final answer
    x = 21,587,754,284.27

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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.