Home / 84,431,881,569.28-126,669,259,262.30-39,085,281,888.52

Finding the Fourth Proportional to 84,431,881,569.28, 126,669,259,262.30 and 39,085,281,888.52

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Solution

The fourth proportional to 84,431,881,569.28, 126,669,259,262.30 and 39,085,281,888.52 is: 58,637,846,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,431,881,569.28 : 126,669,259,262.30 = 39,085,281,888.52 : x
  2. Step 2: Convert to fraction form
    84,431,881,569.28/126,669,259,262.30 = 39,085,281,888.52/x
  3. Step 3: Cross multiply
    84,431,881,569.28x = 126,669,259,262.30 × 39,085,281,888.52
  4. Step 4: Simplify right side
    84,431,881,569.28x = 4,950,903,704,877,018,382,336
  5. Step 5: Solve for x
    x = 4,950,903,704,877,018,382,336/84,431,881,569.28
  6. Step 6: Final answer
    x = 58,637,846,425.52

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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.