Home / 866,605,400,723.02-1,299,693,292,060.40-292,908,759,429.77

Finding the Fourth Proportional to 866,605,400,723.02, 1,299,693,292,060.40 and 292,908,759,429.77

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Solution

The fourth proportional to 866,605,400,723.02, 1,299,693,292,060.40 and 292,908,759,429.77 is: 439,290,534,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,605,400,723.02 : 1,299,693,292,060.40 = 292,908,759,429.77 : x
  2. Step 2: Convert to fraction form
    866,605,400,723.02/1,299,693,292,060.40 = 292,908,759,429.77/x
  3. Step 3: Cross multiply
    866,605,400,723.02x = 1,299,693,292,060.40 × 292,908,759,429.77
  4. Step 4: Simplify right side
    866,605,400,723.02x = 380,691,549,816,605,519,118,336
  5. Step 5: Solve for x
    x = 380,691,549,816,605,519,118,336/866,605,400,723.02
  6. Step 6: Final answer
    x = 439,290,534,652.78

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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.