Home / 70,330,421.20-97,059,442.44-42,452,688.28

Finding the Fourth Proportional to 70,330,421.20, 97,059,442.44 and 42,452,688.28

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Solution

The fourth proportional to 70,330,421.20, 97,059,442.44 and 42,452,688.28 is: 58,586,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,330,421.20 : 97,059,442.44 = 42,452,688.28 : x
  2. Step 2: Convert to fraction form
    70,330,421.20/97,059,442.44 = 42,452,688.28/x
  3. Step 3: Cross multiply
    70,330,421.20x = 97,059,442.44 × 42,452,688.28
  4. Step 4: Simplify right side
    70,330,421.20x = 4,120,434,254,535,922.50
  5. Step 5: Solve for x
    x = 4,120,434,254,535,922.50/70,330,421.20
  6. Step 6: Final answer
    x = 58,586,799.06

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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.