Home / 166,229,931.60-249,344,897.40-111,810,373.20

Finding the Fourth Proportional to 166,229,931.60, 249,344,897.40 and 111,810,373.20

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Solution

The fourth proportional to 166,229,931.60, 249,344,897.40 and 111,810,373.20 is: 167,715,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,229,931.60 : 249,344,897.40 = 111,810,373.20 : x
  2. Step 2: Convert to fraction form
    166,229,931.60/249,344,897.40 = 111,810,373.20/x
  3. Step 3: Cross multiply
    166,229,931.60x = 249,344,897.40 × 111,810,373.20
  4. Step 4: Simplify right side
    166,229,931.60x = 27,879,346,033,809,712
  5. Step 5: Solve for x
    x = 27,879,346,033,809,712/166,229,931.60
  6. Step 6: Final answer
    x = 167,715,559.80

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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.