Home / 620,583,707,359.26-856,426,646,945.76-360,141,252,180.45

Finding the Fourth Proportional to 620,583,707,359.26, 856,426,646,945.76 and 360,141,252,180.45

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Solution

The fourth proportional to 620,583,707,359.26, 856,426,646,945.76 and 360,141,252,180.45 is: 497,007,190,769.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,583,707,359.26 : 856,426,646,945.76 = 360,141,252,180.45 : x
  2. Step 2: Convert to fraction form
    620,583,707,359.26/856,426,646,945.76 = 360,141,252,180.45/x
  3. Step 3: Cross multiply
    620,583,707,359.26x = 856,426,646,945.76 × 360,141,252,180.45
  4. Step 4: Simplify right side
    620,583,707,359.26x = 308,434,565,031,750,174,507,008
  5. Step 5: Solve for x
    x = 308,434,565,031,750,174,507,008/620,583,707,359.26
  6. Step 6: Final answer
    x = 497,007,190,769.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.