Home / 531,449,085.40-797,173,628.10-148,496,637.40

Finding the Fourth Proportional to 531,449,085.40, 797,173,628.10 and 148,496,637.40

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Solution

The fourth proportional to 531,449,085.40, 797,173,628.10 and 148,496,637.40 is: 222,744,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,449,085.40 : 797,173,628.10 = 148,496,637.40 : x
  2. Step 2: Convert to fraction form
    531,449,085.40/797,173,628.10 = 148,496,637.40/x
  3. Step 3: Cross multiply
    531,449,085.40x = 797,173,628.10 × 148,496,637.40
  4. Step 4: Simplify right side
    531,449,085.40x = 118,377,603,196,808,160
  5. Step 5: Solve for x
    x = 118,377,603,196,808,160/531,449,085.40
  6. Step 6: Final answer
    x = 222,744,956.10

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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.