Home / 681,089,496,489.08-939,460,634,264.47-436,832,077,045.24

Finding the Fourth Proportional to 681,089,496,489.08, 939,460,634,264.47 and 436,832,077,045.24

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Solution

The fourth proportional to 681,089,496,489.08, 939,460,634,264.47 and 436,832,077,045.24 is: 602,544,221,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,089,496,489.08 : 939,460,634,264.47 = 436,832,077,045.24 : x
  2. Step 2: Convert to fraction form
    681,089,496,489.08/939,460,634,264.47 = 436,832,077,045.24/x
  3. Step 3: Cross multiply
    681,089,496,489.08x = 939,460,634,264.47 × 436,832,077,045.24
  4. Step 4: Simplify right side
    681,089,496,489.08x = 410,386,540,167,986,979,799,040
  5. Step 5: Solve for x
    x = 410,386,540,167,986,979,799,040/681,089,496,489.08
  6. Step 6: Final answer
    x = 602,544,221,109.67

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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.