Home / 368,762,397.96-553,537,382.22-158,777,105.16

Finding the Fourth Proportional to 368,762,397.96, 553,537,382.22 and 158,777,105.16

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Solution

The fourth proportional to 368,762,397.96, 553,537,382.22 and 158,777,105.16 is: 238,335,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,762,397.96 : 553,537,382.22 = 158,777,105.16 : x
  2. Step 2: Convert to fraction form
    368,762,397.96/553,537,382.22 = 158,777,105.16/x
  3. Step 3: Cross multiply
    368,762,397.96x = 553,537,382.22 × 158,777,105.16
  4. Step 4: Simplify right side
    368,762,397.96x = 87,889,063,146,736,064
  5. Step 5: Solve for x
    x = 87,889,063,146,736,064/368,762,397.96
  6. Step 6: Final answer
    x = 238,335,208.89

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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.