Home / 912,514,392.25-1,259,322,637.54-510,624,633.14

Finding the Fourth Proportional to 912,514,392.25, 1,259,322,637.54 and 510,624,633.14

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Solution

The fourth proportional to 912,514,392.25, 1,259,322,637.54 and 510,624,633.14 is: 704,691,526.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,514,392.25 : 1,259,322,637.54 = 510,624,633.14 : x
  2. Step 2: Convert to fraction form
    912,514,392.25/1,259,322,637.54 = 510,624,633.14/x
  3. Step 3: Cross multiply
    912,514,392.25x = 1,259,322,637.54 × 510,624,633.14
  4. Step 4: Simplify right side
    912,514,392.25x = 643,041,159,800,631,424
  5. Step 5: Solve for x
    x = 643,041,159,800,631,424/912,514,392.25
  6. Step 6: Final answer
    x = 704,691,526.25

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1.5x scale

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.