Home / 1,380,032,773,885-2,070,091,332,511-473,457,865,304.86

Finding the Fourth Proportional to 1,380,032,773,885, 2,070,091,332,511 and 473,457,865,304.86

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Solution

The fourth proportional to 1,380,032,773,885, 2,070,091,332,511 and 473,457,865,304.86 is: 710,201,266,102.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,032,773,885 : 2,070,091,332,511 = 473,457,865,304.86 : x
  2. Step 2: Convert to fraction form
    1,380,032,773,885/2,070,091,332,511 = 473,457,865,304.86/x
  3. Step 3: Cross multiply
    1,380,032,773,885x = 2,070,091,332,511 × 473,457,865,304.86
  4. Step 4: Simplify right side
    1,380,032,773,885x = 980,101,023,276,751,103,459,328
  5. Step 5: Solve for x
    x = 980,101,023,276,751,103,459,328/1,380,032,773,885
  6. Step 6: Final answer
    x = 710,201,266,102.99

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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.