Home / 65,900,950.03-90,924,904.02-51,918,905.49

Finding the Fourth Proportional to 65,900,950.03, 90,924,904.02 and 51,918,905.49

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Solution

The fourth proportional to 65,900,950.03, 90,924,904.02 and 51,918,905.49 is: 71,633,587.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,900,950.03 : 90,924,904.02 = 51,918,905.49 : x
  2. Step 2: Convert to fraction form
    65,900,950.03/90,924,904.02 = 51,918,905.49/x
  3. Step 3: Cross multiply
    65,900,950.03x = 90,924,904.02 × 51,918,905.49
  4. Step 4: Simplify right side
    65,900,950.03x = 4,720,721,498,501,701
  5. Step 5: Solve for x
    x = 4,720,721,498,501,701/65,900,950.03
  6. Step 6: Final answer
    x = 71,633,587.93

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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.