Home / 749,661,900,961.05-1,124,138,373,464.60-290,411,671,357.67

Finding the Fourth Proportional to 749,661,900,961.05, 1,124,138,373,464.60 and 290,411,671,357.67

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Solution

The fourth proportional to 749,661,900,961.05, 1,124,138,373,464.60 and 290,411,671,357.67 is: 435,480,185,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,661,900,961.05 : 1,124,138,373,464.60 = 290,411,671,357.67 : x
  2. Step 2: Convert to fraction form
    749,661,900,961.05/1,124,138,373,464.60 = 290,411,671,357.67/x
  3. Step 3: Cross multiply
    749,661,900,961.05x = 1,124,138,373,464.60 × 290,411,671,357.67
  4. Step 4: Simplify right side
    749,661,900,961.05x = 326,462,903,875,147,126,538,240
  5. Step 5: Solve for x
    x = 326,462,903,875,147,126,538,240/749,661,900,961.05
  6. Step 6: Final answer
    x = 435,480,185,743.24

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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.