Home / 347,755,501.40-521,633,252.10-186,512,365.40

Finding the Fourth Proportional to 347,755,501.40, 521,633,252.10 and 186,512,365.40

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Solution

The fourth proportional to 347,755,501.40, 521,633,252.10 and 186,512,365.40 is: 279,768,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,755,501.40 : 521,633,252.10 = 186,512,365.40 : x
  2. Step 2: Convert to fraction form
    347,755,501.40/521,633,252.10 = 186,512,365.40/x
  3. Step 3: Cross multiply
    347,755,501.40x = 521,633,252.10 × 186,512,365.40
  4. Step 4: Simplify right side
    347,755,501.40x = 97,291,051,720,465,520
  5. Step 5: Solve for x
    x = 97,291,051,720,465,520/347,755,501.40
  6. Step 6: Final answer
    x = 279,768,548.10

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1.5x scale

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.