Home / 471,543,636.30-706,533,503.54-286,752,130.90

Finding the Fourth Proportional to 471,543,636.30, 706,533,503.54 and 286,752,130.90

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Solution

The fourth proportional to 471,543,636.30, 706,533,503.54 and 286,752,130.90 is: 429,652,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,543,636.30 : 706,533,503.54 = 286,752,130.90 : x
  2. Step 2: Convert to fraction form
    471,543,636.30/706,533,503.54 = 286,752,130.90/x
  3. Step 3: Cross multiply
    471,543,636.30x = 706,533,503.54 × 286,752,130.90
  4. Step 4: Simplify right side
    471,543,636.30x = 202,599,987,692,337,664
  5. Step 5: Solve for x
    x = 202,599,987,692,337,664/471,543,636.30
  6. Step 6: Final answer
    x = 429,652,681.31

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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.