Home / 745,057,857.76-1,020,733,895.48-717,131,091.04

Finding the Fourth Proportional to 745,057,857.76, 1,020,733,895.48 and 717,131,091.04

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Solution

The fourth proportional to 745,057,857.76, 1,020,733,895.48 and 717,131,091.04 is: 982,474,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,057,857.76 : 1,020,733,895.48 = 717,131,091.04 : x
  2. Step 2: Convert to fraction form
    745,057,857.76/1,020,733,895.48 = 717,131,091.04/x
  3. Step 3: Cross multiply
    745,057,857.76x = 1,020,733,895.48 × 717,131,091.04
  4. Step 4: Simplify right side
    745,057,857.76x = 732,000,012,127,081,728
  5. Step 5: Solve for x
    x = 732,000,012,127,081,728/745,057,857.76
  6. Step 6: Final answer
    x = 982,474,051.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.