Home / 250,931,332.80-375,893,114.40-143,099,985.60

Finding the Fourth Proportional to 250,931,332.80, 375,893,114.40 and 143,099,985.60

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Solution

The fourth proportional to 250,931,332.80, 375,893,114.40 and 143,099,985.60 is: 214,362,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,931,332.80 : 375,893,114.40 = 143,099,985.60 : x
  2. Step 2: Convert to fraction form
    250,931,332.80/375,893,114.40 = 143,099,985.60/x
  3. Step 3: Cross multiply
    250,931,332.80x = 375,893,114.40 × 143,099,985.60
  4. Step 4: Simplify right side
    250,931,332.80x = 53,790,299,257,779,144
  5. Step 5: Solve for x
    x = 53,790,299,257,779,144/250,931,332.80
  6. Step 6: Final answer
    x = 214,362,625.26

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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.