Home / 213,283,927,209.18-319,891,835,128.59-62,154,877,826.87

Finding the Fourth Proportional to 213,283,927,209.18, 319,891,835,128.59 and 62,154,877,826.87

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Solution

The fourth proportional to 213,283,927,209.18, 319,891,835,128.59 and 62,154,877,826.87 is: 93,222,392,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,283,927,209.18 : 319,891,835,128.59 = 62,154,877,826.87 : x
  2. Step 2: Convert to fraction form
    213,283,927,209.18/319,891,835,128.59 = 62,154,877,826.87/x
  3. Step 3: Cross multiply
    213,283,927,209.18x = 319,891,835,128.59 × 62,154,877,826.87
  4. Step 4: Simplify right side
    213,283,927,209.18x = 19,882,837,930,230,753,001,472
  5. Step 5: Solve for x
    x = 19,882,837,930,230,753,001,472/213,283,927,209.18
  6. Step 6: Final answer
    x = 93,222,392,284.30

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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.