Home / 1,089,468,156,657.40-1,634,208,343,748.80-363,397,494,430.30

Finding the Fourth Proportional to 1,089,468,156,657.40, 1,634,208,343,748.80 and 363,397,494,430.30

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Solution

The fourth proportional to 1,089,468,156,657.40, 1,634,208,343,748.80 and 363,397,494,430.30 is: 545,098,279,253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,468,156,657.40 : 1,634,208,343,748.80 = 363,397,494,430.30 : x
  2. Step 2: Convert to fraction form
    1,089,468,156,657.40/1,634,208,343,748.80 = 363,397,494,430.30/x
  3. Step 3: Cross multiply
    1,089,468,156,657.40x = 1,634,208,343,748.80 × 363,397,494,430.30
  4. Step 4: Simplify right side
    1,089,468,156,657.40x = 593,867,217,495,404,335,595,520
  5. Step 5: Solve for x
    x = 593,867,217,495,404,335,595,520/1,089,468,156,657.40
  6. Step 6: Final answer
    x = 545,098,279,253.48

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Double scale
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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.