Home / 1,078,126,385.02-1,487,814,409.72-583,089,093.52

Finding the Fourth Proportional to 1,078,126,385.02, 1,487,814,409.72 and 583,089,093.52

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Solution

The fourth proportional to 1,078,126,385.02, 1,487,814,409.72 and 583,089,093.52 is: 804,662,948.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,126,385.02 : 1,487,814,409.72 = 583,089,093.52 : x
  2. Step 2: Convert to fraction form
    1,078,126,385.02/1,487,814,409.72 = 583,089,093.52/x
  3. Step 3: Cross multiply
    1,078,126,385.02x = 1,487,814,409.72 × 583,089,093.52
  4. Step 4: Simplify right side
    1,078,126,385.02x = 867,528,355,489,628,672
  5. Step 5: Solve for x
    x = 867,528,355,489,628,672/1,078,126,385.02
  6. Step 6: Final answer
    x = 804,662,948.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.