Home / 75,749,045.40-104,533,727.54-42,258,524.53

Finding the Fourth Proportional to 75,749,045.40, 104,533,727.54 and 42,258,524.53

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Solution

The fourth proportional to 75,749,045.40, 104,533,727.54 and 42,258,524.53 is: 58,316,788.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,749,045.40 : 104,533,727.54 = 42,258,524.53 : x
  2. Step 2: Convert to fraction form
    75,749,045.40/104,533,727.54 = 42,258,524.53/x
  3. Step 3: Cross multiply
    75,749,045.40x = 104,533,727.54 × 42,258,524.53
  4. Step 4: Simplify right side
    75,749,045.40x = 4,417,441,089,461,427
  5. Step 5: Solve for x
    x = 4,417,441,089,461,427/75,749,045.40
  6. Step 6: Final answer
    x = 58,316,788.89

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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.