Home / 364,689,743.20-546,570,128.40-149,035,343.20

Finding the Fourth Proportional to 364,689,743.20, 546,570,128.40 and 149,035,343.20

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Solution

The fourth proportional to 364,689,743.20, 546,570,128.40 and 149,035,343.20 is: 223,363,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,689,743.20 : 546,570,128.40 = 149,035,343.20 : x
  2. Step 2: Convert to fraction form
    364,689,743.20/546,570,128.40 = 149,035,343.20/x
  3. Step 3: Cross multiply
    364,689,743.20x = 546,570,128.40 × 149,035,343.20
  4. Step 4: Simplify right side
    364,689,743.20x = 81,458,266,668,962,064
  5. Step 5: Solve for x
    x = 81,458,266,668,962,064/364,689,743.20
  6. Step 6: Final answer
    x = 223,363,196.22

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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.