Home / 314,155,527.40-471,233,291.10-98,744,775.40

Finding the Fourth Proportional to 314,155,527.40, 471,233,291.10 and 98,744,775.40

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Solution

The fourth proportional to 314,155,527.40, 471,233,291.10 and 98,744,775.40 is: 148,117,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,155,527.40 : 471,233,291.10 = 98,744,775.40 : x
  2. Step 2: Convert to fraction form
    314,155,527.40/471,233,291.10 = 98,744,775.40/x
  3. Step 3: Cross multiply
    314,155,527.40x = 471,233,291.10 × 98,744,775.40
  4. Step 4: Simplify right side
    314,155,527.40x = 46,531,825,490,672,328
  5. Step 5: Solve for x
    x = 46,531,825,490,672,328/314,155,527.40
  6. Step 6: Final answer
    x = 148,117,163.10

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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.