Home / 731,184,645.47-1,008,770,006.90-480,424,095.41

Finding the Fourth Proportional to 731,184,645.47, 1,008,770,006.90 and 480,424,095.41

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Solution

The fourth proportional to 731,184,645.47, 1,008,770,006.90 and 480,424,095.41 is: 662,811,262.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,184,645.47 : 1,008,770,006.90 = 480,424,095.41 : x
  2. Step 2: Convert to fraction form
    731,184,645.47/1,008,770,006.90 = 480,424,095.41/x
  3. Step 3: Cross multiply
    731,184,645.47x = 1,008,770,006.90 × 480,424,095.41
  4. Step 4: Simplify right side
    731,184,645.47x = 484,637,418,037,829,184
  5. Step 5: Solve for x
    x = 484,637,418,037,829,184/731,184,645.47
  6. Step 6: Final answer
    x = 662,811,262.58

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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.