Home / 1,380,032,773,771.60-2,070,091,332,341.50-473,457,865,191.78

Finding the Fourth Proportional to 1,380,032,773,771.60, 2,070,091,332,341.50 and 473,457,865,191.78

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Solution

The fourth proportional to 1,380,032,773,771.60, 2,070,091,332,341.50 and 473,457,865,191.78 is: 710,201,265,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,032,773,771.60 : 2,070,091,332,341.50 = 473,457,865,191.78 : x
  2. Step 2: Convert to fraction form
    1,380,032,773,771.60/2,070,091,332,341.50 = 473,457,865,191.78/x
  3. Step 3: Cross multiply
    1,380,032,773,771.60x = 2,070,091,332,341.50 × 473,457,865,191.78
  4. Step 4: Simplify right side
    1,380,032,773,771.60x = 980,101,022,962,414,258,225,152
  5. Step 5: Solve for x
    x = 980,101,022,962,414,258,225,152/1,380,032,773,771.60
  6. Step 6: Final answer
    x = 710,201,265,933.58

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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.