Home / 88,138,152.48-121,502,459.58-61,594,094.76

Finding the Fourth Proportional to 88,138,152.48, 121,502,459.58 and 61,594,094.76

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Solution

The fourth proportional to 88,138,152.48, 121,502,459.58 and 61,594,094.76 is: 84,910,266.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,152.48 : 121,502,459.58 = 61,594,094.76 : x
  2. Step 2: Convert to fraction form
    88,138,152.48/121,502,459.58 = 61,594,094.76/x
  3. Step 3: Cross multiply
    88,138,152.48x = 121,502,459.58 × 61,594,094.76
  4. Step 4: Simplify right side
    88,138,152.48x = 7,483,834,008,943,589
  5. Step 5: Solve for x
    x = 7,483,834,008,943,589/88,138,152.48
  6. Step 6: Final answer
    x = 84,910,266.42

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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.