Home / 120,886,001,077.20-181,329,001,615.80-57,968,913,663.60

Finding the Fourth Proportional to 120,886,001,077.20, 181,329,001,615.80 and 57,968,913,663.60

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Solution

The fourth proportional to 120,886,001,077.20, 181,329,001,615.80 and 57,968,913,663.60 is: 86,953,370,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,886,001,077.20 : 181,329,001,615.80 = 57,968,913,663.60 : x
  2. Step 2: Convert to fraction form
    120,886,001,077.20/181,329,001,615.80 = 57,968,913,663.60/x
  3. Step 3: Cross multiply
    120,886,001,077.20x = 181,329,001,615.80 × 57,968,913,663.60
  4. Step 4: Simplify right side
    120,886,001,077.20x = 10,511,445,239,373,093,666,816
  5. Step 5: Solve for x
    x = 10,511,445,239,373,093,666,816/120,886,001,077.20
  6. Step 6: Final answer
    x = 86,953,370,495.40

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1.5x scale

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.