Home / 191,302,127,680.16-286,842,174,526.56-90,572,149,608.32

Finding the Fourth Proportional to 191,302,127,680.16, 286,842,174,526.56 and 90,572,149,608.32

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Solution

The fourth proportional to 191,302,127,680.16, 286,842,174,526.56 and 90,572,149,608.32 is: 135,805,663,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,302,127,680.16 : 286,842,174,526.56 = 90,572,149,608.32 : x
  2. Step 2: Convert to fraction form
    191,302,127,680.16/286,842,174,526.56 = 90,572,149,608.32/x
  3. Step 3: Cross multiply
    191,302,127,680.16x = 286,842,174,526.56 × 90,572,149,608.32
  4. Step 4: Simplify right side
    191,302,127,680.16x = 25,979,912,345,195,431,067,648
  5. Step 5: Solve for x
    x = 25,979,912,345,195,431,067,648/191,302,127,680.16
  6. Step 6: Final answer
    x = 135,805,663,325.56

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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.