Home / 531,533,145.60-797,299,718.40-298,124,258.40

Finding the Fourth Proportional to 531,533,145.60, 797,299,718.40 and 298,124,258.40

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Solution

The fourth proportional to 531,533,145.60, 797,299,718.40 and 298,124,258.40 is: 447,186,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,533,145.60 : 797,299,718.40 = 298,124,258.40 : x
  2. Step 2: Convert to fraction form
    531,533,145.60/797,299,718.40 = 298,124,258.40/x
  3. Step 3: Cross multiply
    531,533,145.60x = 797,299,718.40 × 298,124,258.40
  4. Step 4: Simplify right side
    531,533,145.60x = 237,694,387,270,528,800
  5. Step 5: Solve for x
    x = 237,694,387,270,528,800/531,533,145.60
  6. Step 6: Final answer
    x = 447,186,387.60

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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.