Home / 531,442,495.20-797,163,742.80-492,700,446.30

Finding the Fourth Proportional to 531,442,495.20, 797,163,742.80 and 492,700,446.30

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Solution

The fourth proportional to 531,442,495.20, 797,163,742.80 and 492,700,446.30 is: 739,050,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,442,495.20 : 797,163,742.80 = 492,700,446.30 : x
  2. Step 2: Convert to fraction form
    531,442,495.20/797,163,742.80 = 492,700,446.30/x
  3. Step 3: Cross multiply
    531,442,495.20x = 797,163,742.80 × 492,700,446.30
  4. Step 4: Simplify right side
    531,442,495.20x = 392,762,931,851,738,368
  5. Step 5: Solve for x
    x = 392,762,931,851,738,368/531,442,495.20
  6. Step 6: Final answer
    x = 739,050,669.45

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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.