Home / 166,075,563.60-249,113,345.40-111,656,005.20

Finding the Fourth Proportional to 166,075,563.60, 249,113,345.40 and 111,656,005.20

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Solution

The fourth proportional to 166,075,563.60, 249,113,345.40 and 111,656,005.20 is: 167,484,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075,563.60 : 249,113,345.40 = 111,656,005.20 : x
  2. Step 2: Convert to fraction form
    166,075,563.60/249,113,345.40 = 111,656,005.20/x
  3. Step 3: Cross multiply
    166,075,563.60x = 249,113,345.40 × 111,656,005.20
  4. Step 4: Simplify right side
    166,075,563.60x = 27,815,000,989,371,796
  5. Step 5: Solve for x
    x = 27,815,000,989,371,796/166,075,563.60
  6. Step 6: Final answer
    x = 167,484,007.80

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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.