Home / 1,078,126,381.51-1,487,814,404.88-583,089,090.01

Finding the Fourth Proportional to 1,078,126,381.51, 1,487,814,404.88 and 583,089,090.01

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Solution

The fourth proportional to 1,078,126,381.51, 1,487,814,404.88 and 583,089,090.01 is: 804,662,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,126,381.51 : 1,487,814,404.88 = 583,089,090.01 : x
  2. Step 2: Convert to fraction form
    1,078,126,381.51/1,487,814,404.88 = 583,089,090.01/x
  3. Step 3: Cross multiply
    1,078,126,381.51x = 1,487,814,404.88 × 583,089,090.01
  4. Step 4: Simplify right side
    1,078,126,381.51x = 867,528,347,445,248,896
  5. Step 5: Solve for x
    x = 867,528,347,445,248,896/1,078,126,381.51
  6. Step 6: Final answer
    x = 804,662,943.35

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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.