Home / 749,661,900,938.25-1,124,138,373,430.60-290,411,671,334.85

Finding the Fourth Proportional to 749,661,900,938.25, 1,124,138,373,430.60 and 290,411,671,334.85

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Solution

The fourth proportional to 749,661,900,938.25, 1,124,138,373,430.60 and 290,411,671,334.85 is: 435,480,185,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,661,900,938.25 : 1,124,138,373,430.60 = 290,411,671,334.85 : x
  2. Step 2: Convert to fraction form
    749,661,900,938.25/1,124,138,373,430.60 = 290,411,671,334.85/x
  3. Step 3: Cross multiply
    749,661,900,938.25x = 1,124,138,373,430.60 × 290,411,671,334.85
  4. Step 4: Simplify right side
    749,661,900,938.25x = 326,462,903,839,620,297,916,416
  5. Step 5: Solve for x
    x = 326,462,903,839,620,297,916,416/749,661,900,938.25
  6. Step 6: Final answer
    x = 435,480,185,709.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.