Home / 1,570,852,509,262.80-2,167,829,950,094.80-911,607,544,591.36

Finding the Fourth Proportional to 1,570,852,509,262.80, 2,167,829,950,094.80 and 911,607,544,591.36

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Solution

The fourth proportional to 1,570,852,509,262.80, 2,167,829,950,094.80 and 911,607,544,591.36 is: 1,258,049,451,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,852,509,262.80 : 2,167,829,950,094.80 = 911,607,544,591.36 : x
  2. Step 2: Convert to fraction form
    1,570,852,509,262.80/2,167,829,950,094.80 = 911,607,544,591.36/x
  3. Step 3: Cross multiply
    1,570,852,509,262.80x = 2,167,829,950,094.80 × 911,607,544,591.36
  4. Step 4: Simplify right side
    1,570,852,509,262.80x = 1,976,210,137,897,531,105,869,824
  5. Step 5: Solve for x
    x = 1,976,210,137,897,531,105,869,824/1,570,852,509,262.80
  6. Step 6: Final answer
    x = 1,258,049,451,647.73

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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.