Home / 454,167,835.48-626,751,864.84-245,323,979.20

Finding the Fourth Proportional to 454,167,835.48, 626,751,864.84 and 245,323,979.20

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Solution

The fourth proportional to 454,167,835.48, 626,751,864.84 and 245,323,979.20 is: 338,547,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,167,835.48 : 626,751,864.84 = 245,323,979.20 : x
  2. Step 2: Convert to fraction form
    454,167,835.48/626,751,864.84 = 245,323,979.20/x
  3. Step 3: Cross multiply
    454,167,835.48x = 626,751,864.84 × 245,323,979.20
  4. Step 4: Simplify right side
    454,167,835.48x = 153,757,261,453,569,376
  5. Step 5: Solve for x
    x = 153,757,261,453,569,376/454,167,835.48
  6. Step 6: Final answer
    x = 338,547,227.35

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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.