Home / 207,098,346.55-285,801,792.09-113,018,567.95

Finding the Fourth Proportional to 207,098,346.55, 285,801,792.09 and 113,018,567.95

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Solution

The fourth proportional to 207,098,346.55, 285,801,792.09 and 113,018,567.95 is: 155,968,938.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,098,346.55 : 285,801,792.09 = 113,018,567.95 : x
  2. Step 2: Convert to fraction form
    207,098,346.55/285,801,792.09 = 113,018,567.95/x
  3. Step 3: Cross multiply
    207,098,346.55x = 285,801,792.09 × 113,018,567.95
  4. Step 4: Simplify right side
    207,098,346.55x = 32,300,909,257,561,332
  5. Step 5: Solve for x
    x = 32,300,909,257,561,332/207,098,346.55
  6. Step 6: Final answer
    x = 155,968,938.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.