Home / 531,442,352.40-797,163,528.60-148,489,904.40

Finding the Fourth Proportional to 531,442,352.40, 797,163,528.60 and 148,489,904.40

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Solution

The fourth proportional to 531,442,352.40, 797,163,528.60 and 148,489,904.40 is: 222,734,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,442,352.40 : 797,163,528.60 = 148,489,904.40 : x
  2. Step 2: Convert to fraction form
    531,442,352.40/797,163,528.60 = 148,489,904.40/x
  3. Step 3: Cross multiply
    531,442,352.40x = 797,163,528.60 × 148,489,904.40
  4. Step 4: Simplify right side
    531,442,352.40x = 118,370,736,152,980,672
  5. Step 5: Solve for x
    x = 118,370,736,152,980,672/531,442,352.40
  6. Step 6: Final answer
    x = 222,734,856.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.