Home / 116,308,549.80-160,502,841.09-63,386,618.22

Finding the Fourth Proportional to 116,308,549.80, 160,502,841.09 and 63,386,618.22

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Solution

The fourth proportional to 116,308,549.80, 160,502,841.09 and 63,386,618.22 is: 87,471,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,308,549.80 : 160,502,841.09 = 63,386,618.22 : x
  2. Step 2: Convert to fraction form
    116,308,549.80/160,502,841.09 = 63,386,618.22/x
  3. Step 3: Cross multiply
    116,308,549.80x = 160,502,841.09 × 63,386,618.22
  4. Step 4: Simplify right side
    116,308,549.80x = 10,173,732,311,397,158
  5. Step 5: Solve for x
    x = 10,173,732,311,397,158/116,308,549.80
  6. Step 6: Final answer
    x = 87,471,921.27

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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.