Home / 115,471,956.41-159,349,980.45-62,547,666.32

Finding the Fourth Proportional to 115,471,956.41, 159,349,980.45 and 62,547,666.32

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Solution

The fourth proportional to 115,471,956.41, 159,349,980.45 and 62,547,666.32 is: 86,315,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,471,956.41 : 159,349,980.45 = 62,547,666.32 : x
  2. Step 2: Convert to fraction form
    115,471,956.41/159,349,980.45 = 62,547,666.32/x
  3. Step 3: Cross multiply
    115,471,956.41x = 159,349,980.45 × 62,547,666.32
  4. Step 4: Simplify right side
    115,471,956.41x = 9,966,969,405,285,122
  5. Step 5: Solve for x
    x = 9,966,969,405,285,122/115,471,956.41
  6. Step 6: Final answer
    x = 86,315,064.84

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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.