Home / 166,677,850.80-249,963,775.20-155,796,762.96

Finding the Fourth Proportional to 166,677,850.80, 249,963,775.20 and 155,796,762.96

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Solution

The fourth proportional to 166,677,850.80, 249,963,775.20 and 155,796,762.96 is: 233,645,603.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,677,850.80 : 249,963,775.20 = 155,796,762.96 : x
  2. Step 2: Convert to fraction form
    166,677,850.80/249,963,775.20 = 155,796,762.96/x
  3. Step 3: Cross multiply
    166,677,850.80x = 249,963,775.20 × 155,796,762.96
  4. Step 4: Simplify right side
    166,677,850.80x = 38,943,547,033,421,128
  5. Step 5: Solve for x
    x = 38,943,547,033,421,128/166,677,850.80
  6. Step 6: Final answer
    x = 233,645,603.46

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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.