Home / 437,021,686.80-655,532,530.20-401,308,851.60

Finding the Fourth Proportional to 437,021,686.80, 655,532,530.20 and 401,308,851.60

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Solution

The fourth proportional to 437,021,686.80, 655,532,530.20 and 401,308,851.60 is: 601,963,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,021,686.80 : 655,532,530.20 = 401,308,851.60 : x
  2. Step 2: Convert to fraction form
    437,021,686.80/655,532,530.20 = 401,308,851.60/x
  3. Step 3: Cross multiply
    437,021,686.80x = 655,532,530.20 × 401,308,851.60
  4. Step 4: Simplify right side
    437,021,686.80x = 263,071,006,881,004,352
  5. Step 5: Solve for x
    x = 263,071,006,881,004,352/437,021,686.80
  6. Step 6: Final answer
    x = 601,963,277.40

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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.