Home / 31,881,987,103.47-47,823,159,429.71-10,634,377,398.08

Finding the Fourth Proportional to 31,881,987,103.47, 47,823,159,429.71 and 10,634,377,398.08

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Solution

The fourth proportional to 31,881,987,103.47, 47,823,159,429.71 and 10,634,377,398.08 is: 15,951,625,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,881,987,103.47 : 47,823,159,429.71 = 10,634,377,398.08 : x
  2. Step 2: Convert to fraction form
    31,881,987,103.47/47,823,159,429.71 = 10,634,377,398.08/x
  3. Step 3: Cross multiply
    31,881,987,103.47x = 47,823,159,429.71 × 10,634,377,398.08
  4. Step 4: Simplify right side
    31,881,987,103.47x = 508,569,525,743,802,843,136
  5. Step 5: Solve for x
    x = 508,569,525,743,802,843,136/31,881,987,103.47
  6. Step 6: Final answer
    x = 15,951,625,728.14

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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.