Home / 145,157,095.80-217,735,643.70-133,567,745.40

Finding the Fourth Proportional to 145,157,095.80, 217,735,643.70 and 133,567,745.40

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Solution

The fourth proportional to 145,157,095.80, 217,735,643.70 and 133,567,745.40 is: 200,351,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,157,095.80 : 217,735,643.70 = 133,567,745.40 : x
  2. Step 2: Convert to fraction form
    145,157,095.80/217,735,643.70 = 133,567,745.40/x
  3. Step 3: Cross multiply
    145,157,095.80x = 217,735,643.70 × 133,567,745.40
  4. Step 4: Simplify right side
    145,157,095.80x = 29,082,459,022,226,712
  5. Step 5: Solve for x
    x = 29,082,459,022,226,712/145,157,095.80
  6. Step 6: Final answer
    x = 200,351,618.10

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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.