Home / 1,538,069,095.92-2,125,350,856.32-1,119,654,967.76

Finding the Fourth Proportional to 1,538,069,095.92, 2,125,350,856.32 and 1,119,654,967.76

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Solution

The fourth proportional to 1,538,069,095.92, 2,125,350,856.32 and 1,119,654,967.76 is: 1,547,173,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,069,095.92 : 2,125,350,856.32 = 1,119,654,967.76 : x
  2. Step 2: Convert to fraction form
    1,538,069,095.92/2,125,350,856.32 = 1,119,654,967.76/x
  3. Step 3: Cross multiply
    1,538,069,095.92x = 2,125,350,856.32 × 1,119,654,967.76
  4. Step 4: Simplify right side
    1,538,069,095.92x = 2,379,659,644,511,657,984
  5. Step 5: Solve for x
    x = 2,379,659,644,511,657,984/1,538,069,095.92
  6. Step 6: Final answer
    x = 1,547,173,433.77

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Double scale
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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.