Home / 102,773,020,608.02-154,158,909,126.08-55,907,338,009.98

Finding the Fourth Proportional to 102,773,020,608.02, 154,158,909,126.08 and 55,907,338,009.98

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Solution

The fourth proportional to 102,773,020,608.02, 154,158,909,126.08 and 55,907,338,009.98 is: 83,860,668,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,773,020,608.02 : 154,158,909,126.08 = 55,907,338,009.98 : x
  2. Step 2: Convert to fraction form
    102,773,020,608.02/154,158,909,126.08 = 55,907,338,009.98/x
  3. Step 3: Cross multiply
    102,773,020,608.02x = 154,158,909,126.08 × 55,907,338,009.98
  4. Step 4: Simplify right side
    102,773,020,608.02x = 8,618,614,239,761,544,511,488
  5. Step 5: Solve for x
    x = 8,618,614,239,761,544,511,488/102,773,020,608.02
  6. Step 6: Final answer
    x = 83,860,668,770.58

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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.