Home / 161,357,444.17-241,535,161.29-87,397,538.32

Finding the Fourth Proportional to 161,357,444.17, 241,535,161.29 and 87,397,538.32

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Solution

The fourth proportional to 161,357,444.17, 241,535,161.29 and 87,397,538.32 is: 130,824,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,357,444.17 : 241,535,161.29 = 87,397,538.32 : x
  2. Step 2: Convert to fraction form
    161,357,444.17/241,535,161.29 = 87,397,538.32/x
  3. Step 3: Cross multiply
    161,357,444.17x = 241,535,161.29 × 87,397,538.32
  4. Step 4: Simplify right side
    161,357,444.17x = 21,109,578,514,470,152
  5. Step 5: Solve for x
    x = 21,109,578,514,470,152/161,357,444.17
  6. Step 6: Final answer
    x = 130,824,943.49

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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.