Home / 356,845,098.21-535,255,869.08-146,748,513.21

Finding the Fourth Proportional to 356,845,098.21, 535,255,869.08 and 146,748,513.21

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Solution

The fourth proportional to 356,845,098.21, 535,255,869.08 and 146,748,513.21 is: 220,117,926.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,845,098.21 : 535,255,869.08 = 146,748,513.21 : x
  2. Step 2: Convert to fraction form
    356,845,098.21/535,255,869.08 = 146,748,513.21/x
  3. Step 3: Cross multiply
    356,845,098.21x = 535,255,869.08 × 146,748,513.21
  4. Step 4: Simplify right side
    356,845,098.21x = 78,548,002,972,776,080
  5. Step 5: Solve for x
    x = 78,548,002,972,776,080/356,845,098.21
  6. Step 6: Final answer
    x = 220,117,926.15

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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.