Home / 457,727,748-686,733,339.48-158,622,119.52

Finding the Fourth Proportional to 457,727,748, 686,733,339.48 and 158,622,119.52

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Solution

The fourth proportional to 457,727,748, 686,733,339.48 and 158,622,119.52 is: 237,982,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,727,748 : 686,733,339.48 = 158,622,119.52 : x
  2. Step 2: Convert to fraction form
    457,727,748/686,733,339.48 = 158,622,119.52/x
  3. Step 3: Cross multiply
    457,727,748x = 686,733,339.48 × 158,622,119.52
  4. Step 4: Simplify right side
    457,727,748x = 108,931,097,853,365,312
  5. Step 5: Solve for x
    x = 108,931,097,853,365,312/457,727,748
  6. Step 6: Final answer
    x = 237,982,290.41

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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.