Home / 531,442,217.10-797,163,325.65-186,271,287.60

Finding the Fourth Proportional to 531,442,217.10, 797,163,325.65 and 186,271,287.60

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Solution

The fourth proportional to 531,442,217.10, 797,163,325.65 and 186,271,287.60 is: 279,406,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,442,217.10 : 797,163,325.65 = 186,271,287.60 : x
  2. Step 2: Convert to fraction form
    531,442,217.10/797,163,325.65 = 186,271,287.60/x
  3. Step 3: Cross multiply
    531,442,217.10x = 797,163,325.65 × 186,271,287.60
  4. Step 4: Simplify right side
    531,442,217.10x = 148,488,639,096,323,584
  5. Step 5: Solve for x
    x = 148,488,639,096,323,584/531,442,217.10
  6. Step 6: Final answer
    x = 279,406,931.40

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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.