Home / 314,063,742.80-471,170,263.80-132,217,317.20

Finding the Fourth Proportional to 314,063,742.80, 471,170,263.80 and 132,217,317.20

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Solution

The fourth proportional to 314,063,742.80, 471,170,263.80 and 132,217,317.20 is: 198,357,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,063,742.80 : 471,170,263.80 = 132,217,317.20 : x
  2. Step 2: Convert to fraction form
    314,063,742.80/471,170,263.80 = 132,217,317.20/x
  3. Step 3: Cross multiply
    314,063,742.80x = 471,170,263.80 × 132,217,317.20
  4. Step 4: Simplify right side
    314,063,742.80x = 62,296,868,224,052,280
  5. Step 5: Solve for x
    x = 62,296,868,224,052,280/314,063,742.80
  6. Step 6: Final answer
    x = 198,357,402.45

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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.