Home / 423,088,009.60-633,437,620.80-423,088,009.60

Finding the Fourth Proportional to 423,088,009.60, 633,437,620.80 and 423,088,009.60

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Solution

The fourth proportional to 423,088,009.60, 633,437,620.80 and 423,088,009.60 is: 633,437,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,088,009.60 : 633,437,620.80 = 423,088,009.60 : x
  2. Step 2: Convert to fraction form
    423,088,009.60/633,437,620.80 = 423,088,009.60/x
  3. Step 3: Cross multiply
    423,088,009.60x = 633,437,620.80 × 423,088,009.60
  4. Step 4: Simplify right side
    423,088,009.60x = 267,999,862,190,031,552
  5. Step 5: Solve for x
    x = 267,999,862,190,031,552/423,088,009.60
  6. Step 6: Final answer
    x = 633,437,620.80

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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.