Home / 495,116,353.60-742,674,530.40-457,702,907.20

Finding the Fourth Proportional to 495,116,353.60, 742,674,530.40 and 457,702,907.20

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Solution

The fourth proportional to 495,116,353.60, 742,674,530.40 and 457,702,907.20 is: 686,554,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,116,353.60 : 742,674,530.40 = 457,702,907.20 : x
  2. Step 2: Convert to fraction form
    495,116,353.60/742,674,530.40 = 457,702,907.20/x
  3. Step 3: Cross multiply
    495,116,353.60x = 742,674,530.40 × 457,702,907.20
  4. Step 4: Simplify right side
    495,116,353.60x = 339,924,291,667,474,752
  5. Step 5: Solve for x
    x = 339,924,291,667,474,752/495,116,353.60
  6. Step 6: Final answer
    x = 686,554,360.80

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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.