Home / 161,760,281.80-242,640,422.70-46,748,576.20

Finding the Fourth Proportional to 161,760,281.80, 242,640,422.70 and 46,748,576.20

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Solution

The fourth proportional to 161,760,281.80, 242,640,422.70 and 46,748,576.20 is: 70,122,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,760,281.80 : 242,640,422.70 = 46,748,576.20 : x
  2. Step 2: Convert to fraction form
    161,760,281.80/242,640,422.70 = 46,748,576.20/x
  3. Step 3: Cross multiply
    161,760,281.80x = 242,640,422.70 × 46,748,576.20
  4. Step 4: Simplify right side
    161,760,281.80x = 11,343,094,289,791,160
  5. Step 5: Solve for x
    x = 11,343,094,289,791,160/161,760,281.80
  6. Step 6: Final answer
    x = 70,122,864.30

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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.