Home / 724,046,911.60-1,086,637,237.80-335,917,834.60

Finding the Fourth Proportional to 724,046,911.60, 1,086,637,237.80 and 335,917,834.60

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Solution

The fourth proportional to 724,046,911.60, 1,086,637,237.80 and 335,917,834.60 is: 504,139,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,046,911.60 : 1,086,637,237.80 = 335,917,834.60 : x
  2. Step 2: Convert to fraction form
    724,046,911.60/1,086,637,237.80 = 335,917,834.60/x
  3. Step 3: Cross multiply
    724,046,911.60x = 1,086,637,237.80 × 335,917,834.60
  4. Step 4: Simplify right side
    724,046,911.60x = 365,020,827,917,501,248
  5. Step 5: Solve for x
    x = 365,020,827,917,501,248/724,046,911.60
  6. Step 6: Final answer
    x = 504,139,748.50

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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.