Home / 872,709,421.41-1,204,364,437.13-476,257,948.51

Finding the Fourth Proportional to 872,709,421.41, 1,204,364,437.13 and 476,257,948.51

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Solution

The fourth proportional to 872,709,421.41, 1,204,364,437.13 and 476,257,948.51 is: 657,249,849.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,709,421.41 : 1,204,364,437.13 = 476,257,948.51 : x
  2. Step 2: Convert to fraction form
    872,709,421.41/1,204,364,437.13 = 476,257,948.51/x
  3. Step 3: Cross multiply
    872,709,421.41x = 1,204,364,437.13 × 476,257,948.51
  4. Step 4: Simplify right side
    872,709,421.41x = 573,588,136,085,057,088
  5. Step 5: Solve for x
    x = 573,588,136,085,057,088/872,709,421.41
  6. Step 6: Final answer
    x = 657,249,849.73

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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.