Home / 171,701,261.84-257,552,038.20-42,308,889.68

Finding the Fourth Proportional to 171,701,261.84, 257,552,038.20 and 42,308,889.68

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Solution

The fourth proportional to 171,701,261.84, 257,552,038.20 and 42,308,889.68 is: 63,463,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,701,261.84 : 257,552,038.20 = 42,308,889.68 : x
  2. Step 2: Convert to fraction form
    171,701,261.84/257,552,038.20 = 42,308,889.68/x
  3. Step 3: Cross multiply
    171,701,261.84x = 257,552,038.20 × 42,308,889.68
  4. Step 4: Simplify right side
    171,701,261.84x = 10,896,740,771,062,946
  5. Step 5: Solve for x
    x = 10,896,740,771,062,946/171,701,261.84
  6. Step 6: Final answer
    x = 63,463,370.36

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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.