Home / 107,563,854.69-161,423,504.34-42,830,353.26

Finding the Fourth Proportional to 107,563,854.69, 161,423,504.34 and 42,830,353.26

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Solution

The fourth proportional to 107,563,854.69, 161,423,504.34 and 42,830,353.26 is: 64,276,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,563,854.69 : 161,423,504.34 = 42,830,353.26 : x
  2. Step 2: Convert to fraction form
    107,563,854.69/161,423,504.34 = 42,830,353.26/x
  3. Step 3: Cross multiply
    107,563,854.69x = 161,423,504.34 × 42,830,353.26
  4. Step 4: Simplify right side
    107,563,854.69x = 6,913,825,715,349,343
  5. Step 5: Solve for x
    x = 6,913,825,715,349,343/107,563,854.69
  6. Step 6: Final answer
    x = 64,276,477.77

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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.