Home / 776,767,848.54-1,071,955,432.98-424,366,664.22

Finding the Fourth Proportional to 776,767,848.54, 1,071,955,432.98 and 424,366,664.22

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Solution

The fourth proportional to 776,767,848.54, 1,071,955,432.98 and 424,366,664.22 is: 585,634,629.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,767,848.54 : 1,071,955,432.98 = 424,366,664.22 : x
  2. Step 2: Convert to fraction form
    776,767,848.54/1,071,955,432.98 = 424,366,664.22/x
  3. Step 3: Cross multiply
    776,767,848.54x = 1,071,955,432.98 × 424,366,664.22
  4. Step 4: Simplify right side
    776,767,848.54x = 454,902,151,286,228,416
  5. Step 5: Solve for x
    x = 454,902,151,286,228,416/776,767,848.54
  6. Step 6: Final answer
    x = 585,634,629.63

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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.